89265800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 238266000

約数和(自身を除く): 149000200

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 139, 152, 169, 190, 200, 247, 260, 278, 325, 338, 380, 475, 494, 520, 556, 650, 676, 695, 760, 845, 950, 988, 1112, 1235, 1300, 1352, 1390, 1690, 1807, 1900, 1976, 2470, 2600, 2641, 2780, 3211, 3380, 3475, 3614, 3800, 4225, 4940, 5282, 5560, 6175, 6422, 6760, 6950, 7228, 8450, 9035, 9880, 10564, 12350, 12844, 13205, 13900, 14456, 16055, 16900, 18070, 21128, 23491, 24700, 25688, 26410, 27800, 32110, 33800, 34333, 36140, 45175, 46982, 49400, 52820, 64220, 66025, 68666, 72280, 80275, 90350, 93964, 105640, 117455, 128440, 132050, 137332, 160550, 171665, 180700, 187928, 234910, 264100, 274664, 321100, 343330, 361400, 446329, 469820, 528200, 587275, 642200, 686660, 858325, 892658, 939640, 1174550, 1373320, 1716650, 1785316, 2231645, 2349100, 3433300, 3570632, 4463290, 4698200, 6866600, 8926580, 11158225, 17853160, 22316450, 44632900, 89265800]

約数ペア:

[(1, 89265800), (2, 44632900), (4, 22316450), (5, 17853160), (8, 11158225), (10, 8926580), (13, 6866600), (19, 4698200), (20, 4463290), (25, 3570632), (26, 3433300), (38, 2349100), (40, 2231645), (50, 1785316), (52, 1716650), (65, 1373320), (76, 1174550), (95, 939640), (100, 892658), (104, 858325), (130, 686660), (139, 642200), (152, 587275), (169, 528200), (190, 469820), (200, 446329), (247, 361400), (260, 343330), (278, 321100), (325, 274664), (338, 264100), (380, 234910), (475, 187928), (494, 180700), (520, 171665), (556, 160550), (650, 137332), (676, 132050), (695, 128440), (760, 117455), (845, 105640), (950, 93964), (988, 90350), (1112, 80275), (1235, 72280), (1300, 68666), (1352, 66025), (1390, 64220), (1690, 52820), (1807, 49400), (1900, 46982), (1976, 45175), (2470, 36140), (2600, 34333), (2641, 33800), (2780, 32110), (3211, 27800), (3380, 26410), (3475, 25688), (3614, 24700), (3800, 23491), (4225, 21128), (4940, 18070), (5282, 16900), (5560, 16055), (6175, 14456), (6422, 13900), (6760, 13205), (6950, 12844), (7228, 12350), (8450, 10564), (9035, 9880)]