100408840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{51229}}^1$

素因数の和:51254

約数の個数: 48

約数和(自身を含む): 262809900

約数和(自身を除く): 162401060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 51229, 102458, 204916, 256145, 358603, 409832, 512290, 717206, 1024580, 1434412, 1793015, 2049160, 2510221, 2868824, 3586030, 5020442, 7172060, 10040884, 12551105, 14344120, 20081768, 25102210, 50204420, 100408840]

約数ペア:

[(1, 100408840), (2, 50204420), (4, 25102210), (5, 20081768), (7, 14344120), (8, 12551105), (10, 10040884), (14, 7172060), (20, 5020442), (28, 3586030), (35, 2868824), (40, 2510221), (49, 2049160), (56, 1793015), (70, 1434412), (98, 1024580), (140, 717206), (196, 512290), (245, 409832), (280, 358603), (392, 256145), (490, 204916), (980, 102458), (1960, 51229)]