638300347490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5461627}}^1$

素因数の和:5461707

約数の個数: 64

約数和(自身を含む): 1321277045760

約数和(自身を除く): 682976698270

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 290, 310, 377, 403, 754, 806, 899, 1798, 1885, 2015, 3770, 4030, 4495, 8990, 11687, 23374, 58435, 116870, 5461627, 10923254, 27308135, 54616270, 71001151, 142002302, 158387183, 169310437, 316774366, 338620874, 355005755, 710011510, 791935915, 846552185, 1583871830, 1693104370, 2059033379, 2201035681, 4118066758, 4402071362, 4910002673, 9820005346, 10295166895, 11005178405, 20590333790, 22010356810, 24550013365, 49100026730, 63830034749, 127660069498, 319150173745, 638300347490]

約数ペア:

[(1, 638300347490), (2, 319150173745), (5, 127660069498), (10, 63830034749), (13, 49100026730), (26, 24550013365), (29, 22010356810), (31, 20590333790), (58, 11005178405), (62, 10295166895), (65, 9820005346), (130, 4910002673), (145, 4402071362), (155, 4118066758), (290, 2201035681), (310, 2059033379), (377, 1693104370), (403, 1583871830), (754, 846552185), (806, 791935915), (899, 710011510), (1798, 355005755), (1885, 338620874), (2015, 316774366), (3770, 169310437), (4030, 158387183), (4495, 142002302), (8990, 71001151), (11687, 54616270), (23374, 27308135), (58435, 10923254), (116870, 5461627)]