122837500

素因数分解:

$2^2\times 5^5\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 278232192

約数和(自身を除く): 155394692

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 317, 500, 620, 625, 634, 775, 1250, 1268, 1550, 1585, 2500, 3100, 3125, 3170, 3875, 6250, 6340, 7750, 7925, 9827, 12500, 15500, 15850, 19375, 19654, 31700, 38750, 39308, 39625, 49135, 77500, 79250, 96875, 98270, 158500, 193750, 196540, 198125, 245675, 387500, 396250, 491350, 792500, 982700, 990625, 1228375, 1981250, 2456750, 3962500, 4913500, 6141875, 12283750, 24567500, 30709375, 61418750, 122837500]

約数ペア:

[(1, 122837500), (2, 61418750), (4, 30709375), (5, 24567500), (10, 12283750), (20, 6141875), (25, 4913500), (31, 3962500), (50, 2456750), (62, 1981250), (100, 1228375), (124, 990625), (125, 982700), (155, 792500), (250, 491350), (310, 396250), (317, 387500), (500, 245675), (620, 198125), (625, 196540), (634, 193750), (775, 158500), (1250, 98270), (1268, 96875), (1550, 79250), (1585, 77500), (2500, 49135), (3100, 39625), (3125, 39308), (3170, 38750), (3875, 31700), (6250, 19654), (6340, 19375), (7750, 15850), (7925, 15500), (9827, 12500)]