87810580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30703}}^1$

素因数の和:30736

約数の個数: 48

約数和(自身を含む): 216647424

約数和(自身を除く): 128836844

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 30703, 61406, 122812, 153515, 307030, 337733, 399139, 614060, 675466, 798278, 1350932, 1596556, 1688665, 1995695, 3377330, 3991390, 4390529, 6754660, 7982780, 8781058, 17562116, 21952645, 43905290, 87810580]

約数ペア:

[(1, 87810580), (2, 43905290), (4, 21952645), (5, 17562116), (10, 8781058), (11, 7982780), (13, 6754660), (20, 4390529), (22, 3991390), (26, 3377330), (44, 1995695), (52, 1688665), (55, 1596556), (65, 1350932), (110, 798278), (130, 675466), (143, 614060), (220, 399139), (260, 337733), (286, 307030), (572, 153515), (715, 122812), (1430, 61406), (2860, 30703)]