18376222000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1361}}^1$

素因数の和:1584

約数の個数: 160

約数和(自身を含む): 45790265664

約数和(自身を除く): 27414043664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 157, 172, 200, 215, 250, 314, 344, 400, 430, 500, 628, 688, 785, 860, 1000, 1075, 1256, 1361, 1570, 1720, 2000, 2150, 2512, 2722, 3140, 3440, 3925, 4300, 5375, 5444, 6280, 6751, 6805, 7850, 8600, 10750, 10888, 12560, 13502, 13610, 15700, 17200, 19625, 21500, 21776, 27004, 27220, 31400, 33755, 34025, 39250, 43000, 54008, 54440, 58523, 62800, 67510, 68050, 78500, 86000, 108016, 108880, 117046, 135020, 136100, 157000, 168775, 170125, 213677, 234092, 270040, 272200, 292615, 314000, 337550, 340250, 427354, 468184, 540080, 544400, 585230, 675100, 680500, 843875, 854708, 936368, 1068385, 1170460, 1350200, 1361000, 1463075, 1687750, 1709416, 2136770, 2340920, 2700400, 2722000, 2926150, 3375500, 3418832, 4273540, 4681840, 5341925, 5852300, 6751000, 7315375, 8547080, 9188111, 10683850, 11704600, 13502000, 14630750, 17094160, 18376222, 21367700, 23409200, 26709625, 29261500, 36752444, 42735400, 45940555, 53419250, 58523000, 73504888, 85470800, 91881110, 106838500, 117046000, 147009776, 183762220, 213677000, 229702775, 367524440, 427354000, 459405550, 735048880, 918811100, 1148513875, 1837622200, 2297027750, 3675244400, 4594055500, 9188111000, 18376222000]

約数ペア:

[(1, 18376222000), (2, 9188111000), (4, 4594055500), (5, 3675244400), (8, 2297027750), (10, 1837622200), (16, 1148513875), (20, 918811100), (25, 735048880), (40, 459405550), (43, 427354000), (50, 367524440), (80, 229702775), (86, 213677000), (100, 183762220), (125, 147009776), (157, 117046000), (172, 106838500), (200, 91881110), (215, 85470800), (250, 73504888), (314, 58523000), (344, 53419250), (400, 45940555), (430, 42735400), (500, 36752444), (628, 29261500), (688, 26709625), (785, 23409200), (860, 21367700), (1000, 18376222), (1075, 17094160), (1256, 14630750), (1361, 13502000), (1570, 11704600), (1720, 10683850), (2000, 9188111), (2150, 8547080), (2512, 7315375), (2722, 6751000), (3140, 5852300), (3440, 5341925), (3925, 4681840), (4300, 4273540), (5375, 3418832), (5444, 3375500), (6280, 2926150), (6751, 2722000), (6805, 2700400), (7850, 2340920), (8600, 2136770), (10750, 1709416), (10888, 1687750), (12560, 1463075), (13502, 1361000), (13610, 1350200), (15700, 1170460), (17200, 1068385), (19625, 936368), (21500, 854708), (21776, 843875), (27004, 680500), (27220, 675100), (31400, 585230), (33755, 544400), (34025, 540080), (39250, 468184), (43000, 427354), (54008, 340250), (54440, 337550), (58523, 314000), (62800, 292615), (67510, 272200), (68050, 270040), (78500, 234092), (86000, 213677), (108016, 170125), (108880, 168775), (117046, 157000), (135020, 136100)]