102877840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3191}}^1$

素因数の和:3248

約数の個数: 80

約数和(自身を含む): 265982976

約数和(自身を除く): 163105136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3191, 3224, 4030, 6382, 6448, 8060, 12764, 15955, 16120, 25528, 31910, 32240, 41483, 51056, 63820, 82966, 98921, 127640, 165932, 197842, 207415, 255280, 331864, 395684, 414830, 494605, 663728, 791368, 829660, 989210, 1285973, 1582736, 1659320, 1978420, 2571946, 3318640, 3956840, 5143892, 6429865, 7913680, 10287784, 12859730, 20575568, 25719460, 51438920, 102877840]

約数ペア:

[(1, 102877840), (2, 51438920), (4, 25719460), (5, 20575568), (8, 12859730), (10, 10287784), (13, 7913680), (16, 6429865), (20, 5143892), (26, 3956840), (31, 3318640), (40, 2571946), (52, 1978420), (62, 1659320), (65, 1582736), (80, 1285973), (104, 989210), (124, 829660), (130, 791368), (155, 663728), (208, 494605), (248, 414830), (260, 395684), (310, 331864), (403, 255280), (496, 207415), (520, 197842), (620, 165932), (806, 127640), (1040, 98921), (1240, 82966), (1612, 63820), (2015, 51056), (2480, 41483), (3191, 32240), (3224, 31910), (4030, 25528), (6382, 16120), (6448, 15955), (8060, 12764)]