157438970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41761}}^1$

素因数の和:41810

約数の個数: 32

約数和(自身を含む): 315720720

約数和(自身を除く): 158281750

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 41761, 83522, 208805, 417610, 542893, 1085786, 1211069, 2422138, 2714465, 5428930, 6055345, 12110690, 15743897, 31487794, 78719485, 157438970]

約数ペア:

[(1, 157438970), (2, 78719485), (5, 31487794), (10, 15743897), (13, 12110690), (26, 6055345), (29, 5428930), (58, 2714465), (65, 2422138), (130, 1211069), (145, 1085786), (290, 542893), (377, 417610), (754, 208805), (1885, 83522), (3770, 41761)]