28165109140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1\times {\mathrm{10247}}^1$

素因数の和:10969

約数の個数: 96

約数和(自身を含む): 70037291520

約数和(自身を除く): 41872182380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 677, 812, 1015, 1354, 2030, 2708, 3385, 4060, 4739, 6770, 9478, 10247, 13540, 18956, 19633, 20494, 23695, 39266, 40988, 47390, 51235, 71729, 78532, 94780, 98165, 102470, 137431, 143458, 196330, 204940, 274862, 286916, 297163, 358645, 392660, 549724, 594326, 687155, 717290, 1188652, 1374310, 1434580, 1485815, 2080141, 2748620, 2971630, 4160282, 5943260, 6937219, 8320564, 10400705, 13874438, 20801410, 27748876, 34686095, 41602820, 48560533, 69372190, 97121066, 138744380, 194242132, 201179351, 242802665, 402358702, 485605330, 804717404, 971210660, 1005896755, 1408255457, 2011793510, 2816510914, 4023587020, 5633021828, 7041277285, 14082554570, 28165109140]

約数ペア:

[(1, 28165109140), (2, 14082554570), (4, 7041277285), (5, 5633021828), (7, 4023587020), (10, 2816510914), (14, 2011793510), (20, 1408255457), (28, 1005896755), (29, 971210660), (35, 804717404), (58, 485605330), (70, 402358702), (116, 242802665), (140, 201179351), (145, 194242132), (203, 138744380), (290, 97121066), (406, 69372190), (580, 48560533), (677, 41602820), (812, 34686095), (1015, 27748876), (1354, 20801410), (2030, 13874438), (2708, 10400705), (3385, 8320564), (4060, 6937219), (4739, 5943260), (6770, 4160282), (9478, 2971630), (10247, 2748620), (13540, 2080141), (18956, 1485815), (19633, 1434580), (20494, 1374310), (23695, 1188652), (39266, 717290), (40988, 687155), (47390, 594326), (51235, 549724), (71729, 392660), (78532, 358645), (94780, 297163), (98165, 286916), (102470, 274862), (137431, 204940), (143458, 196330)]