64248340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8521}}^1$

素因数の和:8572

約数の個数: 48

約数和(自身を含む): 150328080

約数和(自身を除く): 86079740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 8521, 17042, 34084, 42605, 85210, 110773, 170420, 221546, 247109, 443092, 494218, 553865, 988436, 1107730, 1235545, 2215460, 2471090, 3212417, 4942180, 6424834, 12849668, 16062085, 32124170, 64248340]

約数ペア:

[(1, 64248340), (2, 32124170), (4, 16062085), (5, 12849668), (10, 6424834), (13, 4942180), (20, 3212417), (26, 2471090), (29, 2215460), (52, 1235545), (58, 1107730), (65, 988436), (116, 553865), (130, 494218), (145, 443092), (260, 247109), (290, 221546), (377, 170420), (580, 110773), (754, 85210), (1508, 42605), (1885, 34084), (3770, 17042), (7540, 8521)]