87626840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 244944000

約数和(自身を除く): 157317160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 238, 280, 287, 328, 340, 410, 449, 476, 574, 595, 680, 697, 820, 898, 952, 1148, 1190, 1394, 1435, 1640, 1796, 2245, 2296, 2380, 2788, 2870, 3143, 3485, 3592, 4490, 4760, 4879, 5576, 5740, 6286, 6970, 7633, 8980, 9758, 11480, 12572, 13940, 15266, 15715, 17960, 18409, 19516, 24395, 25144, 27880, 30532, 31430, 36818, 38165, 39032, 48790, 53431, 61064, 62860, 73636, 76330, 92045, 97580, 106862, 125720, 128863, 147272, 152660, 184090, 195160, 213724, 257726, 267155, 305320, 312953, 368180, 427448, 515452, 534310, 625906, 644315, 736360, 1030904, 1068620, 1251812, 1288630, 1564765, 2137240, 2190671, 2503624, 2577260, 3129530, 4381342, 5154520, 6259060, 8762684, 10953355, 12518120, 17525368, 21906710, 43813420, 87626840]

約数ペア:

[(1, 87626840), (2, 43813420), (4, 21906710), (5, 17525368), (7, 12518120), (8, 10953355), (10, 8762684), (14, 6259060), (17, 5154520), (20, 4381342), (28, 3129530), (34, 2577260), (35, 2503624), (40, 2190671), (41, 2137240), (56, 1564765), (68, 1288630), (70, 1251812), (82, 1068620), (85, 1030904), (119, 736360), (136, 644315), (140, 625906), (164, 534310), (170, 515452), (205, 427448), (238, 368180), (280, 312953), (287, 305320), (328, 267155), (340, 257726), (410, 213724), (449, 195160), (476, 184090), (574, 152660), (595, 147272), (680, 128863), (697, 125720), (820, 106862), (898, 97580), (952, 92045), (1148, 76330), (1190, 73636), (1394, 62860), (1435, 61064), (1640, 53431), (1796, 48790), (2245, 39032), (2296, 38165), (2380, 36818), (2788, 31430), (2870, 30532), (3143, 27880), (3485, 25144), (3592, 24395), (4490, 19516), (4760, 18409), (4879, 17960), (5576, 15715), (5740, 15266), (6286, 13940), (6970, 12572), (7633, 11480), (8980, 9758)]