20104351635

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{25819}}^1$

素因数の和:25948

約数の個数: 64

約数和(自身を含む): 35039185920

約数和(自身を除く): 14934834285

約数列:

[1, 3, 5, 15, 23, 37, 61, 69, 111, 115, 183, 185, 305, 345, 555, 851, 915, 1403, 2257, 2553, 4209, 4255, 6771, 7015, 11285, 12765, 21045, 25819, 33855, 51911, 77457, 129095, 155733, 259555, 387285, 593837, 778665, 955303, 1574959, 1781511, 2865909, 2969185, 4724877, 4776515, 7874795, 8907555, 14329545, 21971969, 23624385, 36224057, 58273483, 65915907, 108672171, 109859845, 174820449, 181120285, 291367415, 329579535, 543360855, 874102245, 1340290109, 4020870327, 6701450545, 20104351635]

約数ペア:

[(1, 20104351635), (3, 6701450545), (5, 4020870327), (15, 1340290109), (23, 874102245), (37, 543360855), (61, 329579535), (69, 291367415), (111, 181120285), (115, 174820449), (183, 109859845), (185, 108672171), (305, 65915907), (345, 58273483), (555, 36224057), (851, 23624385), (915, 21971969), (1403, 14329545), (2257, 8907555), (2553, 7874795), (4209, 4776515), (4255, 4724877), (6771, 2969185), (7015, 2865909), (11285, 1781511), (12765, 1574959), (21045, 955303), (25819, 778665), (33855, 593837), (51911, 387285), (77457, 259555), (129095, 155733)]