199208480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40163}}^1$

素因数の和:40209

約数の個数: 48

約数和(自身を含む): 485823744

約数和(自身を除く): 286615264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 40163, 80326, 160652, 200815, 321304, 401630, 642608, 803260, 1245053, 1285216, 1606520, 2490106, 3213040, 4980212, 6225265, 6426080, 9960424, 12450530, 19920848, 24901060, 39841696, 49802120, 99604240, 199208480]

約数ペア:

[(1, 199208480), (2, 99604240), (4, 49802120), (5, 39841696), (8, 24901060), (10, 19920848), (16, 12450530), (20, 9960424), (31, 6426080), (32, 6225265), (40, 4980212), (62, 3213040), (80, 2490106), (124, 1606520), (155, 1285216), (160, 1245053), (248, 803260), (310, 642608), (496, 401630), (620, 321304), (992, 200815), (1240, 160652), (2480, 80326), (4960, 40163)]