85920716

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 183859200

約数和(自身を除く): 97938484

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 79, 98, 124, 158, 179, 196, 217, 316, 358, 434, 553, 716, 868, 1106, 1253, 1519, 2212, 2449, 2506, 3038, 3871, 4898, 5012, 5549, 6076, 7742, 8771, 9796, 11098, 14141, 15484, 17143, 17542, 22196, 28282, 34286, 35084, 38843, 56564, 68572, 77686, 98987, 120001, 155372, 197974, 240002, 271901, 395948, 438371, 480004, 543802, 692909, 876742, 1087604, 1385818, 1753484, 2771636, 3068597, 6137194, 12274388, 21480179, 42960358, 85920716]

約数ペア:

[(1, 85920716), (2, 42960358), (4, 21480179), (7, 12274388), (14, 6137194), (28, 3068597), (31, 2771636), (49, 1753484), (62, 1385818), (79, 1087604), (98, 876742), (124, 692909), (158, 543802), (179, 480004), (196, 438371), (217, 395948), (316, 271901), (358, 240002), (434, 197974), (553, 155372), (716, 120001), (868, 98987), (1106, 77686), (1253, 68572), (1519, 56564), (2212, 38843), (2449, 35084), (2506, 34286), (3038, 28282), (3871, 22196), (4898, 17542), (5012, 17143), (5549, 15484), (6076, 14141), (7742, 11098), (8771, 9796)]