55651760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 142865856

約数和(自身を除く): 87214096

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 47, 76, 80, 82, 94, 95, 152, 164, 188, 190, 205, 235, 304, 328, 361, 376, 380, 410, 470, 656, 722, 752, 760, 779, 820, 893, 940, 1444, 1520, 1558, 1640, 1786, 1805, 1880, 1927, 2888, 3116, 3280, 3572, 3610, 3760, 3854, 3895, 4465, 5776, 6232, 7144, 7220, 7708, 7790, 8930, 9635, 12464, 14288, 14440, 14801, 15416, 15580, 16967, 17860, 19270, 28880, 29602, 30832, 31160, 33934, 35720, 36613, 38540, 59204, 62320, 67868, 71440, 73226, 74005, 77080, 84835, 118408, 135736, 146452, 148010, 154160, 169670, 183065, 236816, 271472, 292904, 296020, 339340, 366130, 585808, 592040, 678680, 695647, 732260, 1184080, 1357360, 1391294, 1464520, 2782588, 2929040, 3478235, 5565176, 6956470, 11130352, 13912940, 27825880, 55651760]

約数ペア:

[(1, 55651760), (2, 27825880), (4, 13912940), (5, 11130352), (8, 6956470), (10, 5565176), (16, 3478235), (19, 2929040), (20, 2782588), (38, 1464520), (40, 1391294), (41, 1357360), (47, 1184080), (76, 732260), (80, 695647), (82, 678680), (94, 592040), (95, 585808), (152, 366130), (164, 339340), (188, 296020), (190, 292904), (205, 271472), (235, 236816), (304, 183065), (328, 169670), (361, 154160), (376, 148010), (380, 146452), (410, 135736), (470, 118408), (656, 84835), (722, 77080), (752, 74005), (760, 73226), (779, 71440), (820, 67868), (893, 62320), (940, 59204), (1444, 38540), (1520, 36613), (1558, 35720), (1640, 33934), (1786, 31160), (1805, 30832), (1880, 29602), (1927, 28880), (2888, 19270), (3116, 17860), (3280, 16967), (3572, 15580), (3610, 15416), (3760, 14801), (3854, 14440), (3895, 14288), (4465, 12464), (5776, 9635), (6232, 8930), (7144, 7790), (7220, 7708)]