26048525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 36902400

約数和(自身を除く): 10853875

約数列:

[1, 5, 19, 25, 29, 31, 61, 95, 145, 155, 305, 475, 551, 589, 725, 775, 899, 1159, 1525, 1769, 1891, 2755, 2945, 4495, 5795, 8845, 9455, 13775, 14725, 17081, 22475, 28975, 33611, 35929, 44225, 47275, 54839, 85405, 168055, 179645, 274195, 427025, 840275, 898225, 1041941, 1370975, 5209705, 26048525]

約数ペア:

[(1, 26048525), (5, 5209705), (19, 1370975), (25, 1041941), (29, 898225), (31, 840275), (61, 427025), (95, 274195), (145, 179645), (155, 168055), (305, 85405), (475, 54839), (551, 47275), (589, 44225), (725, 35929), (775, 33611), (899, 28975), (1159, 22475), (1525, 17081), (1769, 14725), (1891, 13775), (2755, 9455), (2945, 8845), (4495, 5795)]