85820475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 164989440

約数和(自身を除く): 79168965

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 43, 65, 69, 75, 89, 115, 129, 195, 215, 267, 299, 325, 345, 445, 559, 575, 645, 897, 975, 989, 1075, 1157, 1335, 1495, 1677, 1725, 2047, 2225, 2795, 2967, 3225, 3471, 3827, 4485, 4945, 5785, 6141, 6675, 7475, 8385, 10235, 11481, 12857, 13975, 14835, 17355, 19135, 22425, 24725, 26611, 28925, 30705, 38571, 41925, 49751, 51175, 57405, 64285, 74175, 79833, 86775, 88021, 95675, 133055, 149253, 153525, 192855, 248755, 264063, 287025, 321425, 399165, 440105, 665275, 746265, 964275, 1144273, 1243775, 1320315, 1995825, 2200525, 3432819, 3731325, 5721365, 6601575, 17164095, 28606825, 85820475]

約数ペア:

[(1, 85820475), (3, 28606825), (5, 17164095), (13, 6601575), (15, 5721365), (23, 3731325), (25, 3432819), (39, 2200525), (43, 1995825), (65, 1320315), (69, 1243775), (75, 1144273), (89, 964275), (115, 746265), (129, 665275), (195, 440105), (215, 399165), (267, 321425), (299, 287025), (325, 264063), (345, 248755), (445, 192855), (559, 153525), (575, 149253), (645, 133055), (897, 95675), (975, 88021), (989, 86775), (1075, 79833), (1157, 74175), (1335, 64285), (1495, 57405), (1677, 51175), (1725, 49751), (2047, 41925), (2225, 38571), (2795, 30705), (2967, 28925), (3225, 26611), (3471, 24725), (3827, 22425), (4485, 19135), (4945, 17355), (5785, 14835), (6141, 13975), (6675, 12857), (7475, 11481), (8385, 10235)]