80623642708

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{140521}}^1$

素因数の和:141224

約数の個数: 48

約数和(自身を含む): 166701810688

約数和(自身を除く): 86078167980

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 661, 868, 1322, 2644, 4627, 9254, 18508, 20491, 40982, 81964, 140521, 143437, 281042, 286874, 562084, 573748, 983647, 1967294, 3934588, 4356151, 8712302, 17424604, 30493057, 60986114, 92884381, 121972228, 185768762, 371537524, 650190667, 1300381334, 2600762668, 2879415811, 5758831622, 11517663244, 20155910677, 40311821354, 80623642708]

約数ペア:

[(1, 80623642708), (2, 40311821354), (4, 20155910677), (7, 11517663244), (14, 5758831622), (28, 2879415811), (31, 2600762668), (62, 1300381334), (124, 650190667), (217, 371537524), (434, 185768762), (661, 121972228), (868, 92884381), (1322, 60986114), (2644, 30493057), (4627, 17424604), (9254, 8712302), (18508, 4356151), (20491, 3934588), (40982, 1967294), (81964, 983647), (140521, 573748), (143437, 562084), (281042, 286874)]