156928970900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{286733}}^1$

素因数の和:287181

約数の個数: 72

約数和(自身を含む): 367603310424

約数和(自身を除く): 210674339524

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 421, 650, 842, 1300, 1684, 2105, 4210, 5473, 8420, 10525, 10946, 21050, 21892, 27365, 42100, 54730, 109460, 136825, 273650, 286733, 547300, 573466, 1146932, 1433665, 2867330, 3727529, 5734660, 7168325, 7455058, 14336650, 14910116, 18637645, 28673300, 37275290, 74550580, 93188225, 120714593, 186376450, 241429186, 372752900, 482858372, 603572965, 1207145930, 1569289709, 2414291860, 3017864825, 3138579418, 6035729650, 6277158836, 7846448545, 12071459300, 15692897090, 31385794180, 39232242725, 78464485450, 156928970900]

約数ペア:

[(1, 156928970900), (2, 78464485450), (4, 39232242725), (5, 31385794180), (10, 15692897090), (13, 12071459300), (20, 7846448545), (25, 6277158836), (26, 6035729650), (50, 3138579418), (52, 3017864825), (65, 2414291860), (100, 1569289709), (130, 1207145930), (260, 603572965), (325, 482858372), (421, 372752900), (650, 241429186), (842, 186376450), (1300, 120714593), (1684, 93188225), (2105, 74550580), (4210, 37275290), (5473, 28673300), (8420, 18637645), (10525, 14910116), (10946, 14336650), (21050, 7455058), (21892, 7168325), (27365, 5734660), (42100, 3727529), (54730, 2867330), (109460, 1433665), (136825, 1146932), (273650, 573466), (286733, 547300)]