41218125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 80

約数和(自身を含む): 78724800

約数和(自身を除く): 37506675

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 89, 95, 125, 195, 247, 267, 285, 325, 375, 445, 475, 625, 741, 975, 1157, 1235, 1335, 1425, 1625, 1691, 1875, 2225, 2375, 3471, 3705, 4875, 5073, 5785, 6175, 6675, 7125, 8125, 8455, 11125, 11875, 17355, 18525, 21983, 24375, 25365, 28925, 30875, 33375, 35625, 42275, 55625, 65949, 86775, 92625, 109915, 126825, 144625, 154375, 166875, 211375, 329745, 433875, 463125, 549575, 634125, 723125, 1056875, 1648725, 2169375, 2747875, 3170625, 8243625, 13739375, 41218125]

約数ペア:

[(1, 41218125), (3, 13739375), (5, 8243625), (13, 3170625), (15, 2747875), (19, 2169375), (25, 1648725), (39, 1056875), (57, 723125), (65, 634125), (75, 549575), (89, 463125), (95, 433875), (125, 329745), (195, 211375), (247, 166875), (267, 154375), (285, 144625), (325, 126825), (375, 109915), (445, 92625), (475, 86775), (625, 65949), (741, 55625), (975, 42275), (1157, 35625), (1235, 33375), (1335, 30875), (1425, 28925), (1625, 25365), (1691, 24375), (1875, 21983), (2225, 18525), (2375, 17355), (3471, 11875), (3705, 11125), (4875, 8455), (5073, 8125), (5785, 7125), (6175, 6675)]