30183925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 42854400

約数和(自身を除く): 12670475

約数列:

[1, 5, 17, 25, 29, 31, 79, 85, 145, 155, 395, 425, 493, 527, 725, 775, 899, 1343, 1975, 2291, 2449, 2465, 2635, 4495, 6715, 11455, 12245, 12325, 13175, 15283, 22475, 33575, 38947, 41633, 57275, 61225, 71021, 76415, 194735, 208165, 355105, 382075, 973675, 1040825, 1207357, 1775525, 6036785, 30183925]

約数ペア:

[(1, 30183925), (5, 6036785), (17, 1775525), (25, 1207357), (29, 1040825), (31, 973675), (79, 382075), (85, 355105), (145, 208165), (155, 194735), (395, 76415), (425, 71021), (493, 61225), (527, 57275), (725, 41633), (775, 38947), (899, 33575), (1343, 22475), (1975, 15283), (2291, 13175), (2449, 12325), (2465, 12245), (2635, 11455), (4495, 6715)]