27021475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 38747520

約数和(自身を除く): 11726045

約数列:

[1, 5, 13, 25, 29, 47, 61, 65, 145, 235, 305, 325, 377, 611, 725, 793, 1175, 1363, 1525, 1769, 1885, 2867, 3055, 3965, 6815, 8845, 9425, 14335, 15275, 17719, 19825, 22997, 34075, 37271, 44225, 71675, 83143, 88595, 114985, 186355, 415715, 442975, 574925, 931775, 1080859, 2078575, 5404295, 27021475]

約数ペア:

[(1, 27021475), (5, 5404295), (13, 2078575), (25, 1080859), (29, 931775), (47, 574925), (61, 442975), (65, 415715), (145, 186355), (235, 114985), (305, 88595), (325, 83143), (377, 71675), (611, 44225), (725, 37271), (793, 34075), (1175, 22997), (1363, 19825), (1525, 17719), (1769, 15275), (1885, 14335), (2867, 9425), (3055, 8845), (3965, 6815)]