91477280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18443}}^1$

素因数の和:18489

約数の個数: 48

約数和(自身を含む): 223098624

約数和(自身を除く): 131621344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 18443, 36886, 73772, 92215, 147544, 184430, 295088, 368860, 571733, 590176, 737720, 1143466, 1475440, 2286932, 2858665, 2950880, 4573864, 5717330, 9147728, 11434660, 18295456, 22869320, 45738640, 91477280]

約数ペア:

[(1, 91477280), (2, 45738640), (4, 22869320), (5, 18295456), (8, 11434660), (10, 9147728), (16, 5717330), (20, 4573864), (31, 2950880), (32, 2858665), (40, 2286932), (62, 1475440), (80, 1143466), (124, 737720), (155, 590176), (160, 571733), (248, 368860), (310, 295088), (496, 184430), (620, 147544), (992, 92215), (1240, 73772), (2480, 36886), (4960, 18443)]