100506020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1789}}^1$

素因数の和:1904

約数の個数: 36

約数和(自身を含む): 215240340

約数和(自身を除く): 114734320

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1789, 2809, 3578, 5618, 7156, 8945, 11236, 14045, 17890, 28090, 35780, 56180, 94817, 189634, 379268, 474085, 948170, 1896340, 5025301, 10050602, 20101204, 25126505, 50253010, 100506020]

約数ペア:

[(1, 100506020), (2, 50253010), (4, 25126505), (5, 20101204), (10, 10050602), (20, 5025301), (53, 1896340), (106, 948170), (212, 474085), (265, 379268), (530, 189634), (1060, 94817), (1789, 56180), (2809, 35780), (3578, 28090), (5618, 17890), (7156, 14045), (8945, 11236)]