2662505680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{15121}}^1$

素因数の和:15236

約数の個数: 80

約数和(自身を含む): 6480442368

約数和(自身を除く): 3817936688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1420, 2201, 2480, 2840, 4402, 5680, 8804, 11005, 15121, 17608, 22010, 30242, 35216, 44020, 60484, 75605, 88040, 120968, 151210, 176080, 241936, 302420, 468751, 604840, 937502, 1073591, 1209680, 1875004, 2147182, 2343755, 3750008, 4294364, 4687510, 5367955, 7500016, 8588728, 9375020, 10735910, 17177456, 18750040, 21471820, 33281321, 37500080, 42943640, 66562642, 85887280, 133125284, 166406605, 266250568, 332813210, 532501136, 665626420, 1331252840, 2662505680]

約数ペア:

[(1, 2662505680), (2, 1331252840), (4, 665626420), (5, 532501136), (8, 332813210), (10, 266250568), (16, 166406605), (20, 133125284), (31, 85887280), (40, 66562642), (62, 42943640), (71, 37500080), (80, 33281321), (124, 21471820), (142, 18750040), (155, 17177456), (248, 10735910), (284, 9375020), (310, 8588728), (355, 7500016), (496, 5367955), (568, 4687510), (620, 4294364), (710, 3750008), (1136, 2343755), (1240, 2147182), (1420, 1875004), (2201, 1209680), (2480, 1073591), (2840, 937502), (4402, 604840), (5680, 468751), (8804, 302420), (11005, 241936), (15121, 176080), (17608, 151210), (22010, 120968), (30242, 88040), (35216, 75605), (44020, 60484)]