270538970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71761}}^1$

素因数の和:71810

約数の個数: 32

約数和(自身を含む): 542520720

約数和(自身を除く): 271981750

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 71761, 143522, 358805, 717610, 932893, 1865786, 2081069, 4162138, 4664465, 9328930, 10405345, 20810690, 27053897, 54107794, 135269485, 270538970]

約数ペア:

[(1, 270538970), (2, 135269485), (5, 54107794), (10, 27053897), (13, 20810690), (26, 10405345), (29, 9328930), (58, 4664465), (65, 4162138), (130, 2081069), (145, 1865786), (290, 932893), (377, 717610), (754, 358805), (1885, 143522), (3770, 71761)]