2912121875

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 3965683680

約数和(自身を除く): 1053561805

約数列:

[1, 5, 13, 25, 65, 97, 125, 325, 485, 625, 739, 1261, 1625, 2425, 3125, 3695, 6305, 8125, 9607, 12125, 18475, 31525, 40625, 48035, 60625, 71683, 92375, 157625, 240175, 303125, 358415, 461875, 788125, 931879, 1200875, 1792075, 2309375, 3940625, 4659395, 6004375, 8960375, 23296975, 30021875, 44801875, 116484875, 224009375, 582424375, 2912121875]

約数ペア:

[(1, 2912121875), (5, 582424375), (13, 224009375), (25, 116484875), (65, 44801875), (97, 30021875), (125, 23296975), (325, 8960375), (485, 6004375), (625, 4659395), (739, 3940625), (1261, 2309375), (1625, 1792075), (2425, 1200875), (3125, 931879), (3695, 788125), (6305, 461875), (8125, 358415), (9607, 303125), (12125, 240175), (18475, 157625), (31525, 92375), (40625, 71683), (48035, 60625)]