79671700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 181550880

約数和(自身を除く): 101879180

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 83, 100, 116, 145, 166, 290, 331, 332, 415, 580, 662, 725, 830, 1324, 1450, 1655, 1660, 2075, 2407, 2900, 3310, 4150, 4814, 6620, 8275, 8300, 9599, 9628, 12035, 16550, 19198, 24070, 27473, 33100, 38396, 47995, 48140, 54946, 60175, 95990, 109892, 120350, 137365, 191980, 239975, 240700, 274730, 479950, 549460, 686825, 796717, 959900, 1373650, 1593434, 2747300, 3186868, 3983585, 7967170, 15934340, 19917925, 39835850, 79671700]

約数ペア:

[(1, 79671700), (2, 39835850), (4, 19917925), (5, 15934340), (10, 7967170), (20, 3983585), (25, 3186868), (29, 2747300), (50, 1593434), (58, 1373650), (83, 959900), (100, 796717), (116, 686825), (145, 549460), (166, 479950), (290, 274730), (331, 240700), (332, 239975), (415, 191980), (580, 137365), (662, 120350), (725, 109892), (830, 95990), (1324, 60175), (1450, 54946), (1655, 48140), (1660, 47995), (2075, 38396), (2407, 33100), (2900, 27473), (3310, 24070), (4150, 19198), (4814, 16550), (6620, 12035), (8275, 9628), (8300, 9599)]