89998480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7867}}^1$

素因数の和:7904

約数の個数: 80

約数和(自身を含む): 245859264

約数和(自身を除く): 155860784

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 7867, 11440, 15734, 31468, 39335, 62936, 78670, 86537, 102271, 125872, 157340, 173074, 204542, 314680, 346148, 409084, 432685, 511355, 629360, 692296, 818168, 865370, 1022710, 1124981, 1384592, 1636336, 1730740, 2045420, 2249962, 3461480, 4090840, 4499924, 5624905, 6922960, 8181680, 8999848, 11249810, 17999696, 22499620, 44999240, 89998480]

約数ペア:

[(1, 89998480), (2, 44999240), (4, 22499620), (5, 17999696), (8, 11249810), (10, 8999848), (11, 8181680), (13, 6922960), (16, 5624905), (20, 4499924), (22, 4090840), (26, 3461480), (40, 2249962), (44, 2045420), (52, 1730740), (55, 1636336), (65, 1384592), (80, 1124981), (88, 1022710), (104, 865370), (110, 818168), (130, 692296), (143, 629360), (176, 511355), (208, 432685), (220, 409084), (260, 346148), (286, 314680), (440, 204542), (520, 173074), (572, 157340), (715, 125872), (880, 102271), (1040, 86537), (1144, 78670), (1430, 62936), (2288, 39335), (2860, 31468), (5720, 15734), (7867, 11440)]