200638640

素因数分解:

$2^4\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2753}}^1$

素因数の和:3677

約数の個数: 40

約数和(自身を含む): 467166528

約数和(自身を除く): 266527888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911, 1822, 2753, 3644, 4555, 5506, 7288, 9110, 11012, 13765, 14576, 18220, 22024, 27530, 36440, 44048, 55060, 72880, 110120, 220240, 2507983, 5015966, 10031932, 12539915, 20063864, 25079830, 40127728, 50159660, 100319320, 200638640]

約数ペア:

[(1, 200638640), (2, 100319320), (4, 50159660), (5, 40127728), (8, 25079830), (10, 20063864), (16, 12539915), (20, 10031932), (40, 5015966), (80, 2507983), (911, 220240), (1822, 110120), (2753, 72880), (3644, 55060), (4555, 44048), (5506, 36440), (7288, 27530), (9110, 22024), (11012, 18220), (13765, 14576)]