156926580980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{994339}}^1$

素因数の和:994968

約数の個数: 48

約数和(自身を含む): 355480527360

約数和(自身を除く): 198553946380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 607, 1214, 2428, 3035, 6070, 7891, 12140, 15782, 31564, 39455, 78910, 157820, 994339, 1988678, 3977356, 4971695, 9943390, 12926407, 19886780, 25852814, 51705628, 64632035, 129264070, 258528140, 603563773, 1207127546, 2414255092, 3017818865, 6035637730, 7846329049, 12071275460, 15692658098, 31385316196, 39231645245, 78463290490, 156926580980]

約数ペア:

[(1, 156926580980), (2, 78463290490), (4, 39231645245), (5, 31385316196), (10, 15692658098), (13, 12071275460), (20, 7846329049), (26, 6035637730), (52, 3017818865), (65, 2414255092), (130, 1207127546), (260, 603563773), (607, 258528140), (1214, 129264070), (2428, 64632035), (3035, 51705628), (6070, 25852814), (7891, 19886780), (12140, 12926407), (15782, 9943390), (31564, 4971695), (39455, 3977356), (78910, 1988678), (157820, 994339)]