71210180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58369}}^1$

素因数の和:58439

約数の個数: 24

約数和(自身を含む): 151995480

約数和(自身を除く): 80785300

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 58369, 116738, 233476, 291845, 583690, 1167380, 3560509, 7121018, 14242036, 17802545, 35605090, 71210180]

約数ペア:

[(1, 71210180), (2, 35605090), (4, 17802545), (5, 14242036), (10, 7121018), (20, 3560509), (61, 1167380), (122, 583690), (244, 291845), (305, 233476), (610, 116738), (1220, 58369)]