50103940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 107956800

約数和(自身を除く): 57852860

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 139, 268, 269, 278, 335, 538, 556, 670, 695, 1076, 1340, 1345, 1390, 2690, 2780, 5380, 9313, 18023, 18626, 36046, 37252, 37391, 46565, 72092, 74782, 90115, 93130, 149564, 180230, 186260, 186955, 360460, 373910, 747820, 2505197, 5010394, 10020788, 12525985, 25051970, 50103940]

約数ペア:

[(1, 50103940), (2, 25051970), (4, 12525985), (5, 10020788), (10, 5010394), (20, 2505197), (67, 747820), (134, 373910), (139, 360460), (268, 186955), (269, 186260), (278, 180230), (335, 149564), (538, 93130), (556, 90115), (670, 74782), (695, 72092), (1076, 46565), (1340, 37391), (1345, 37252), (1390, 36046), (2690, 18626), (2780, 18023), (5380, 9313)]