4006495400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{701}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 10123900020

約数和(自身を除く): 6117404620

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 41, 50, 68, 82, 85, 100, 136, 164, 170, 200, 205, 328, 340, 410, 425, 680, 697, 701, 820, 850, 1025, 1394, 1402, 1640, 1681, 1700, 2050, 2788, 2804, 3362, 3400, 3485, 3505, 4100, 5576, 5608, 6724, 6970, 7010, 8200, 8405, 11917, 13448, 13940, 14020, 16810, 17425, 17525, 23834, 27880, 28040, 28577, 28741, 33620, 34850, 35050, 42025, 47668, 57154, 57482, 59585, 67240, 69700, 70100, 84050, 95336, 114308, 114964, 119170, 139400, 140200, 142885, 143705, 168100, 228616, 229928, 238340, 285770, 287410, 297925, 336200, 476680, 488597, 571540, 574820, 595850, 714425, 718525, 977194, 1143080, 1149640, 1178381, 1191700, 1428850, 1437050, 1954388, 2356762, 2383400, 2442985, 2857700, 2874100, 3908776, 4713524, 4885970, 5715400, 5748200, 5891905, 9427048, 9771940, 11783810, 12214925, 19543880, 20032477, 23567620, 24429850, 29459525, 40064954, 47135240, 48859700, 58919050, 80129908, 97719400, 100162385, 117838100, 160259816, 200324770, 235676200, 400649540, 500811925, 801299080, 1001623850, 2003247700, 4006495400]

約数ペア:

[(1, 4006495400), (2, 2003247700), (4, 1001623850), (5, 801299080), (8, 500811925), (10, 400649540), (17, 235676200), (20, 200324770), (25, 160259816), (34, 117838100), (40, 100162385), (41, 97719400), (50, 80129908), (68, 58919050), (82, 48859700), (85, 47135240), (100, 40064954), (136, 29459525), (164, 24429850), (170, 23567620), (200, 20032477), (205, 19543880), (328, 12214925), (340, 11783810), (410, 9771940), (425, 9427048), (680, 5891905), (697, 5748200), (701, 5715400), (820, 4885970), (850, 4713524), (1025, 3908776), (1394, 2874100), (1402, 2857700), (1640, 2442985), (1681, 2383400), (1700, 2356762), (2050, 1954388), (2788, 1437050), (2804, 1428850), (3362, 1191700), (3400, 1178381), (3485, 1149640), (3505, 1143080), (4100, 977194), (5576, 718525), (5608, 714425), (6724, 595850), (6970, 574820), (7010, 571540), (8200, 488597), (8405, 476680), (11917, 336200), (13448, 297925), (13940, 287410), (14020, 285770), (16810, 238340), (17425, 229928), (17525, 228616), (23834, 168100), (27880, 143705), (28040, 142885), (28577, 140200), (28741, 139400), (33620, 119170), (34850, 114964), (35050, 114308), (42025, 95336), (47668, 84050), (57154, 70100), (57482, 69700), (59585, 67240)]