28375152

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 81140640

約数和(自身を除く): 52765488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 888, 962, 1229, 1443, 1776, 1924, 2458, 2886, 3687, 3848, 4916, 5772, 7374, 7696, 9832, 11544, 14748, 15977, 19664, 23088, 29496, 31954, 45473, 47931, 58992, 63908, 90946, 95862, 127816, 136419, 181892, 191724, 255632, 272838, 363784, 383448, 545676, 591149, 727568, 766896, 1091352, 1182298, 1773447, 2182704, 2364596, 3546894, 4729192, 7093788, 9458384, 14187576, 28375152]

約数ペア:

[(1, 28375152), (2, 14187576), (3, 9458384), (4, 7093788), (6, 4729192), (8, 3546894), (12, 2364596), (13, 2182704), (16, 1773447), (24, 1182298), (26, 1091352), (37, 766896), (39, 727568), (48, 591149), (52, 545676), (74, 383448), (78, 363784), (104, 272838), (111, 255632), (148, 191724), (156, 181892), (208, 136419), (222, 127816), (296, 95862), (312, 90946), (444, 63908), (481, 58992), (592, 47931), (624, 45473), (888, 31954), (962, 29496), (1229, 23088), (1443, 19664), (1776, 15977), (1924, 14748), (2458, 11544), (2886, 9832), (3687, 7696), (3848, 7374), (4916, 5772)]