8912500

素因数分解:

$2^2\times 5^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 20998656

約数和(自身を除く): 12086156

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 125, 155, 230, 250, 310, 460, 500, 575, 620, 625, 713, 775, 1150, 1250, 1426, 1550, 2300, 2500, 2852, 2875, 3100, 3125, 3565, 3875, 5750, 6250, 7130, 7750, 11500, 12500, 14260, 14375, 15500, 17825, 19375, 28750, 35650, 38750, 57500, 71300, 71875, 77500, 89125, 96875, 143750, 178250, 193750, 287500, 356500, 387500, 445625, 891250, 1782500, 2228125, 4456250, 8912500]

約数ペア:

[(1, 8912500), (2, 4456250), (4, 2228125), (5, 1782500), (10, 891250), (20, 445625), (23, 387500), (25, 356500), (31, 287500), (46, 193750), (50, 178250), (62, 143750), (92, 96875), (100, 89125), (115, 77500), (124, 71875), (125, 71300), (155, 57500), (230, 38750), (250, 35650), (310, 28750), (460, 19375), (500, 17825), (575, 15500), (620, 14375), (625, 14260), (713, 12500), (775, 11500), (1150, 7750), (1250, 7130), (1426, 6250), (1550, 5750), (2300, 3875), (2500, 3565), (2852, 3125), (2875, 3100)]