200170400

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4721}}^1$

素因数の和:4794

約数の個数: 72

約数和(自身を含む): 497991564

約数和(自身を除く): 297821164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 2120, 2650, 4240, 4721, 5300, 8480, 9442, 10600, 18884, 21200, 23605, 37768, 42400, 47210, 75536, 94420, 118025, 151072, 188840, 236050, 250213, 377680, 472100, 500426, 755360, 944200, 1000852, 1251065, 1888400, 2001704, 2502130, 3776800, 4003408, 5004260, 6255325, 8006816, 10008520, 12510650, 20017040, 25021300, 40034080, 50042600, 100085200, 200170400]

約数ペア:

[(1, 200170400), (2, 100085200), (4, 50042600), (5, 40034080), (8, 25021300), (10, 20017040), (16, 12510650), (20, 10008520), (25, 8006816), (32, 6255325), (40, 5004260), (50, 4003408), (53, 3776800), (80, 2502130), (100, 2001704), (106, 1888400), (160, 1251065), (200, 1000852), (212, 944200), (265, 755360), (400, 500426), (424, 472100), (530, 377680), (800, 250213), (848, 236050), (1060, 188840), (1325, 151072), (1696, 118025), (2120, 94420), (2650, 75536), (4240, 47210), (4721, 42400), (5300, 37768), (8480, 23605), (9442, 21200), (10600, 18884)]