129040580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1721}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 284667264

約数和(自身を除く): 155626684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 460, 652, 815, 1630, 1721, 3260, 3442, 3749, 6884, 7498, 8605, 14996, 17210, 18745, 34420, 37490, 39583, 74980, 79166, 158332, 197915, 280523, 395830, 561046, 791660, 1122092, 1402615, 2805230, 5610460, 6452029, 12904058, 25808116, 32260145, 64520290, 129040580]

約数ペア:

[(1, 129040580), (2, 64520290), (4, 32260145), (5, 25808116), (10, 12904058), (20, 6452029), (23, 5610460), (46, 2805230), (92, 1402615), (115, 1122092), (163, 791660), (230, 561046), (326, 395830), (460, 280523), (652, 197915), (815, 158332), (1630, 79166), (1721, 74980), (3260, 39583), (3442, 37490), (3749, 34420), (6884, 18745), (7498, 17210), (8605, 14996)]