15705380624

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1\times {\mathrm{751}}^1$

素因数の和:1320

約数の個数: 80

約数和(自身を含む): 31722969600

約数和(自身を除く): 16017588976

約数列:

[1, 2, 4, 8, 16, 41, 71, 82, 142, 164, 284, 328, 449, 568, 656, 751, 898, 1136, 1502, 1796, 2911, 3004, 3592, 5822, 6008, 7184, 11644, 12016, 18409, 23288, 30791, 31879, 36818, 46576, 53321, 61582, 63758, 73636, 106642, 123164, 127516, 147272, 213284, 246328, 255032, 294544, 337199, 426568, 492656, 510064, 674398, 853136, 1307039, 1348796, 2186161, 2614078, 2697592, 4372322, 5228156, 5395184, 8744644, 10456312, 13825159, 17489288, 20912624, 23941129, 27650318, 34978576, 47882258, 55300636, 95764516, 110601272, 191529032, 221202544, 383058064, 981586289, 1963172578, 3926345156, 7852690312, 15705380624]

約数ペア:

[(1, 15705380624), (2, 7852690312), (4, 3926345156), (8, 1963172578), (16, 981586289), (41, 383058064), (71, 221202544), (82, 191529032), (142, 110601272), (164, 95764516), (284, 55300636), (328, 47882258), (449, 34978576), (568, 27650318), (656, 23941129), (751, 20912624), (898, 17489288), (1136, 13825159), (1502, 10456312), (1796, 8744644), (2911, 5395184), (3004, 5228156), (3592, 4372322), (5822, 2697592), (6008, 2614078), (7184, 2186161), (11644, 1348796), (12016, 1307039), (18409, 853136), (23288, 674398), (30791, 510064), (31879, 492656), (36818, 426568), (46576, 337199), (53321, 294544), (61582, 255032), (63758, 246328), (73636, 213284), (106642, 147272), (123164, 127516)]