80145870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{54521}}^1$

素因数の和:54545

約数の個数: 48

約数和(自身を含む): 223758288

約数和(自身を除く): 143612418

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 54521, 109042, 163563, 272605, 327126, 381647, 545210, 763294, 817815, 1144941, 1635630, 1908235, 2289882, 2671529, 3816470, 5343058, 5724705, 8014587, 11449410, 13357645, 16029174, 26715290, 40072935, 80145870]

約数ペア:

[(1, 80145870), (2, 40072935), (3, 26715290), (5, 16029174), (6, 13357645), (7, 11449410), (10, 8014587), (14, 5724705), (15, 5343058), (21, 3816470), (30, 2671529), (35, 2289882), (42, 1908235), (49, 1635630), (70, 1144941), (98, 817815), (105, 763294), (147, 545210), (210, 381647), (245, 327126), (294, 272605), (490, 163563), (735, 109042), (1470, 54521)]