200920424

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 404490240

約数和(自身を除く): 203569816

約数列:

[1, 2, 4, 8, 31, 43, 62, 83, 86, 124, 166, 172, 227, 248, 332, 344, 454, 664, 908, 1333, 1816, 2573, 2666, 3569, 5146, 5332, 7037, 7138, 9761, 10292, 10664, 14074, 14276, 18841, 19522, 20584, 28148, 28552, 37682, 39044, 56296, 75364, 78088, 110639, 150728, 221278, 302591, 442556, 584071, 605182, 810163, 885112, 1168142, 1210364, 1620326, 2336284, 2420728, 3240652, 4672568, 6481304, 25115053, 50230106, 100460212, 200920424]

約数ペア:

[(1, 200920424), (2, 100460212), (4, 50230106), (8, 25115053), (31, 6481304), (43, 4672568), (62, 3240652), (83, 2420728), (86, 2336284), (124, 1620326), (166, 1210364), (172, 1168142), (227, 885112), (248, 810163), (332, 605182), (344, 584071), (454, 442556), (664, 302591), (908, 221278), (1333, 150728), (1816, 110639), (2573, 78088), (2666, 75364), (3569, 56296), (5146, 39044), (5332, 37682), (7037, 28552), (7138, 28148), (9761, 20584), (10292, 19522), (10664, 18841), (14074, 14276)]