25204920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 57531720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 151, 156, 195, 214, 260, 302, 312, 321, 390, 428, 453, 520, 535, 604, 642, 755, 780, 856, 906, 1070, 1208, 1284, 1391, 1510, 1560, 1605, 1812, 1963, 2140, 2265, 2568, 2782, 3020, 3210, 3624, 3926, 4173, 4280, 4530, 5564, 5889, 6040, 6420, 6955, 7852, 8346, 9060, 9815, 11128, 11778, 12840, 13910, 15704, 16157, 16692, 18120, 19630, 20865, 23556, 27820, 29445, 32314, 33384, 39260, 41730, 47112, 48471, 55640, 58890, 64628, 78520, 80785, 83460, 96942, 117780, 129256, 161570, 166920, 193884, 210041, 235560, 242355, 323140, 387768, 420082, 484710, 630123, 646280, 840164, 969420, 1050205, 1260246, 1680328, 1938840, 2100410, 2520492, 3150615, 4200820, 5040984, 6301230, 8401640, 12602460, 25204920]

約数ペア:

[(1, 25204920), (2, 12602460), (3, 8401640), (4, 6301230), (5, 5040984), (6, 4200820), (8, 3150615), (10, 2520492), (12, 2100410), (13, 1938840), (15, 1680328), (20, 1260246), (24, 1050205), (26, 969420), (30, 840164), (39, 646280), (40, 630123), (52, 484710), (60, 420082), (65, 387768), (78, 323140), (104, 242355), (107, 235560), (120, 210041), (130, 193884), (151, 166920), (156, 161570), (195, 129256), (214, 117780), (260, 96942), (302, 83460), (312, 80785), (321, 78520), (390, 64628), (428, 58890), (453, 55640), (520, 48471), (535, 47112), (604, 41730), (642, 39260), (755, 33384), (780, 32314), (856, 29445), (906, 27820), (1070, 23556), (1208, 20865), (1284, 19630), (1391, 18120), (1510, 16692), (1560, 16157), (1605, 15704), (1812, 13910), (1963, 12840), (2140, 11778), (2265, 11128), (2568, 9815), (2782, 9060), (3020, 8346), (3210, 7852), (3624, 6955), (3926, 6420), (4173, 6040), (4280, 5889), (4530, 5564)]