203281000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:876

約数の個数: 128

約数和(自身を含む): 539884800

約数和(自身を除く): 336603800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 247, 250, 260, 325, 380, 475, 494, 500, 520, 650, 760, 823, 950, 988, 1000, 1235, 1300, 1625, 1646, 1900, 1976, 2375, 2470, 2600, 3250, 3292, 3800, 4115, 4750, 4940, 6175, 6500, 6584, 8230, 9500, 9880, 10699, 12350, 13000, 15637, 16460, 19000, 20575, 21398, 24700, 30875, 31274, 32920, 41150, 42796, 49400, 53495, 61750, 62548, 78185, 82300, 85592, 102875, 106990, 123500, 125096, 156370, 164600, 203281, 205750, 213980, 247000, 267475, 312740, 390925, 406562, 411500, 427960, 534950, 625480, 781850, 813124, 823000, 1016405, 1069900, 1337375, 1563700, 1626248, 1954625, 2032810, 2139800, 2674750, 3127400, 3909250, 4065620, 5082025, 5349500, 7818500, 8131240, 10164050, 10699000, 15637000, 20328100, 25410125, 40656200, 50820250, 101640500, 203281000]

約数ペア:

[(1, 203281000), (2, 101640500), (4, 50820250), (5, 40656200), (8, 25410125), (10, 20328100), (13, 15637000), (19, 10699000), (20, 10164050), (25, 8131240), (26, 7818500), (38, 5349500), (40, 5082025), (50, 4065620), (52, 3909250), (65, 3127400), (76, 2674750), (95, 2139800), (100, 2032810), (104, 1954625), (125, 1626248), (130, 1563700), (152, 1337375), (190, 1069900), (200, 1016405), (247, 823000), (250, 813124), (260, 781850), (325, 625480), (380, 534950), (475, 427960), (494, 411500), (500, 406562), (520, 390925), (650, 312740), (760, 267475), (823, 247000), (950, 213980), (988, 205750), (1000, 203281), (1235, 164600), (1300, 156370), (1625, 125096), (1646, 123500), (1900, 106990), (1976, 102875), (2375, 85592), (2470, 82300), (2600, 78185), (3250, 62548), (3292, 61750), (3800, 53495), (4115, 49400), (4750, 42796), (4940, 41150), (6175, 32920), (6500, 31274), (6584, 30875), (8230, 24700), (9500, 21398), (9880, 20575), (10699, 19000), (12350, 16460), (13000, 15637)]