156969754580

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2971}}^1\times {\mathrm{6791}}^1$

素因数の和:10160

約数の個数: 48

約数和(自身を含む): 330643797120

約数和(自身を除く): 173674042540

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 2971, 3890, 5942, 6791, 7780, 11884, 13582, 14855, 27164, 29710, 33955, 59420, 67910, 135820, 1155719, 2311438, 2641699, 4622876, 5283398, 5778595, 10566796, 11557190, 13208495, 20176061, 23114380, 26416990, 40352122, 52833980, 80704244, 100880305, 201760610, 403521220, 7848487729, 15696975458, 31393950916, 39242438645, 78484877290, 156969754580]

約数ペア:

[(1, 156969754580), (2, 78484877290), (4, 39242438645), (5, 31393950916), (10, 15696975458), (20, 7848487729), (389, 403521220), (778, 201760610), (1556, 100880305), (1945, 80704244), (2971, 52833980), (3890, 40352122), (5942, 26416990), (6791, 23114380), (7780, 20176061), (11884, 13208495), (13582, 11557190), (14855, 10566796), (27164, 5778595), (29710, 5283398), (33955, 4622876), (59420, 2641699), (67910, 2311438), (135820, 1155719)]