10621000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 128

約数和(自身を含む): 28828800

約数和(自身を除く): 18207800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 43, 50, 52, 65, 76, 86, 95, 100, 104, 125, 130, 152, 172, 190, 200, 215, 247, 250, 260, 325, 344, 380, 430, 475, 494, 500, 520, 559, 650, 760, 817, 860, 950, 988, 1000, 1075, 1118, 1235, 1300, 1625, 1634, 1720, 1900, 1976, 2150, 2236, 2375, 2470, 2600, 2795, 3250, 3268, 3800, 4085, 4300, 4472, 4750, 4940, 5375, 5590, 6175, 6500, 6536, 8170, 8600, 9500, 9880, 10621, 10750, 11180, 12350, 13000, 13975, 16340, 19000, 20425, 21242, 21500, 22360, 24700, 27950, 30875, 32680, 40850, 42484, 43000, 49400, 53105, 55900, 61750, 69875, 81700, 84968, 102125, 106210, 111800, 123500, 139750, 163400, 204250, 212420, 247000, 265525, 279500, 408500, 424840, 531050, 559000, 817000, 1062100, 1327625, 2124200, 2655250, 5310500, 10621000]

約数ペア:

[(1, 10621000), (2, 5310500), (4, 2655250), (5, 2124200), (8, 1327625), (10, 1062100), (13, 817000), (19, 559000), (20, 531050), (25, 424840), (26, 408500), (38, 279500), (40, 265525), (43, 247000), (50, 212420), (52, 204250), (65, 163400), (76, 139750), (86, 123500), (95, 111800), (100, 106210), (104, 102125), (125, 84968), (130, 81700), (152, 69875), (172, 61750), (190, 55900), (200, 53105), (215, 49400), (247, 43000), (250, 42484), (260, 40850), (325, 32680), (344, 30875), (380, 27950), (430, 24700), (475, 22360), (494, 21500), (500, 21242), (520, 20425), (559, 19000), (650, 16340), (760, 13975), (817, 13000), (860, 12350), (950, 11180), (988, 10750), (1000, 10621), (1075, 9880), (1118, 9500), (1235, 8600), (1300, 8170), (1625, 6536), (1634, 6500), (1720, 6175), (1900, 5590), (1976, 5375), (2150, 4940), (2236, 4750), (2375, 4472), (2470, 4300), (2600, 4085), (2795, 3800), (3250, 3268)]