25656570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 72530640

約数和(自身を除く): 46874070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 41, 45, 51, 82, 85, 90, 102, 123, 153, 170, 205, 246, 255, 306, 369, 409, 410, 510, 615, 697, 738, 765, 818, 1227, 1230, 1394, 1530, 1845, 2045, 2091, 2454, 3485, 3681, 3690, 4090, 4182, 6135, 6273, 6953, 6970, 7362, 10455, 12270, 12546, 13906, 16769, 18405, 20859, 20910, 31365, 33538, 34765, 36810, 41718, 50307, 62577, 62730, 69530, 83845, 100614, 104295, 125154, 150921, 167690, 208590, 251535, 285073, 301842, 312885, 503070, 570146, 625770, 754605, 855219, 1425365, 1509210, 1710438, 2565657, 2850730, 4276095, 5131314, 8552190, 12828285, 25656570]

約数ペア:

[(1, 25656570), (2, 12828285), (3, 8552190), (5, 5131314), (6, 4276095), (9, 2850730), (10, 2565657), (15, 1710438), (17, 1509210), (18, 1425365), (30, 855219), (34, 754605), (41, 625770), (45, 570146), (51, 503070), (82, 312885), (85, 301842), (90, 285073), (102, 251535), (123, 208590), (153, 167690), (170, 150921), (205, 125154), (246, 104295), (255, 100614), (306, 83845), (369, 69530), (409, 62730), (410, 62577), (510, 50307), (615, 41718), (697, 36810), (738, 34765), (765, 33538), (818, 31365), (1227, 20910), (1230, 20859), (1394, 18405), (1530, 16769), (1845, 13906), (2045, 12546), (2091, 12270), (2454, 10455), (3485, 7362), (3681, 6970), (3690, 6953), (4090, 6273), (4182, 6135)]