204010000

素因数分解:

$2^4\times 5^4\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 100

約数和(自身を含む): 515984832

約数和(自身を除く): 311974832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 625, 887, 920, 1000, 1150, 1250, 1774, 1840, 2000, 2300, 2500, 2875, 3548, 4435, 4600, 5000, 5750, 7096, 8870, 9200, 10000, 11500, 14192, 14375, 17740, 20401, 22175, 23000, 28750, 35480, 40802, 44350, 46000, 57500, 70960, 81604, 88700, 102005, 110875, 115000, 163208, 177400, 204010, 221750, 230000, 326416, 354800, 408020, 443500, 510025, 554375, 816040, 887000, 1020050, 1108750, 1632080, 1774000, 2040100, 2217500, 2550125, 4080200, 4435000, 5100250, 8160400, 8870000, 10200500, 12750625, 20401000, 25501250, 40802000, 51002500, 102005000, 204010000]

約数ペア:

[(1, 204010000), (2, 102005000), (4, 51002500), (5, 40802000), (8, 25501250), (10, 20401000), (16, 12750625), (20, 10200500), (23, 8870000), (25, 8160400), (40, 5100250), (46, 4435000), (50, 4080200), (80, 2550125), (92, 2217500), (100, 2040100), (115, 1774000), (125, 1632080), (184, 1108750), (200, 1020050), (230, 887000), (250, 816040), (368, 554375), (400, 510025), (460, 443500), (500, 408020), (575, 354800), (625, 326416), (887, 230000), (920, 221750), (1000, 204010), (1150, 177400), (1250, 163208), (1774, 115000), (1840, 110875), (2000, 102005), (2300, 88700), (2500, 81604), (2875, 70960), (3548, 57500), (4435, 46000), (4600, 44350), (5000, 40802), (5750, 35480), (7096, 28750), (8870, 23000), (9200, 22175), (10000, 20401), (11500, 17740), (14192, 14375)]