1640804515125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{6803}}^1\times {\mathrm{33851}}^1$

素因数の和:40691

約数の個数: 64

約数和(自身を含む): 2874506019840

約数和(自身を除く): 1233701504715

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 6803, 7125, 20409, 33851, 34015, 101553, 102045, 129257, 169255, 170075, 387771, 507765, 510225, 643169, 646285, 846275, 850375, 1929507, 1938855, 2538825, 2551125, 3215845, 3231425, 4231375, 9647535, 9694275, 12694125, 16079225, 16157125, 48237675, 48471375, 80396125, 230288353, 241188375, 690865059, 1151441765, 3454325295, 4375478707, 5757208825, 13126436121, 17271626475, 21877393535, 28786044125, 65632180605, 86358132375, 109386967675, 328160903025, 546934838375, 1640804515125]

約数ペア:

[(1, 1640804515125), (3, 546934838375), (5, 328160903025), (15, 109386967675), (19, 86358132375), (25, 65632180605), (57, 28786044125), (75, 21877393535), (95, 17271626475), (125, 13126436121), (285, 5757208825), (375, 4375478707), (475, 3454325295), (1425, 1151441765), (2375, 690865059), (6803, 241188375), (7125, 230288353), (20409, 80396125), (33851, 48471375), (34015, 48237675), (101553, 16157125), (102045, 16079225), (129257, 12694125), (169255, 9694275), (170075, 9647535), (387771, 4231375), (507765, 3231425), (510225, 3215845), (643169, 2551125), (646285, 2538825), (846275, 1938855), (850375, 1929507)]