145137040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1448

約数の個数: 80

約数和(自身を含む): 356691456

約数和(自身を除く): 211554416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1361, 1720, 2480, 2666, 2722, 3440, 5332, 5444, 6665, 6805, 10664, 10888, 13330, 13610, 21328, 21776, 26660, 27220, 42191, 53320, 54440, 58523, 84382, 106640, 108880, 117046, 168764, 210955, 234092, 292615, 337528, 421910, 468184, 585230, 675056, 843820, 936368, 1170460, 1687640, 1814213, 2340920, 3375280, 3628426, 4681840, 7256852, 9071065, 14513704, 18142130, 29027408, 36284260, 72568520, 145137040]

約数ペア:

[(1, 145137040), (2, 72568520), (4, 36284260), (5, 29027408), (8, 18142130), (10, 14513704), (16, 9071065), (20, 7256852), (31, 4681840), (40, 3628426), (43, 3375280), (62, 2340920), (80, 1814213), (86, 1687640), (124, 1170460), (155, 936368), (172, 843820), (215, 675056), (248, 585230), (310, 468184), (344, 421910), (430, 337528), (496, 292615), (620, 234092), (688, 210955), (860, 168764), (1240, 117046), (1333, 108880), (1361, 106640), (1720, 84382), (2480, 58523), (2666, 54440), (2722, 53320), (3440, 42191), (5332, 27220), (5444, 26660), (6665, 21776), (6805, 21328), (10664, 13610), (10888, 13330)]