25844290420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{120779}}^1$

素因数の和:121624

約数の個数: 48

約数和(自身を含む): 58519359360

約数和(自身を除く): 32675068940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 823, 1646, 3292, 4115, 8230, 10699, 16460, 21398, 42796, 53495, 106990, 120779, 213980, 241558, 483116, 603895, 1207790, 1570127, 2415580, 3140254, 6280508, 7850635, 15701270, 31402540, 99401117, 198802234, 397604468, 497005585, 994011170, 1292214521, 1988022340, 2584429042, 5168858084, 6461072605, 12922145210, 25844290420]

約数ペア:

[(1, 25844290420), (2, 12922145210), (4, 6461072605), (5, 5168858084), (10, 2584429042), (13, 1988022340), (20, 1292214521), (26, 994011170), (52, 497005585), (65, 397604468), (130, 198802234), (260, 99401117), (823, 31402540), (1646, 15701270), (3292, 7850635), (4115, 6280508), (8230, 3140254), (10699, 2415580), (16460, 1570127), (21398, 1207790), (42796, 603895), (53495, 483116), (106990, 241558), (120779, 213980)]