25489460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 57652560

約数和(自身を除く): 32163100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 1229, 2074, 2458, 4148, 4916, 5185, 6145, 10370, 12290, 20740, 20893, 24580, 41786, 74969, 83572, 104465, 149938, 208930, 299876, 374845, 417860, 749690, 1274473, 1499380, 2548946, 5097892, 6372365, 12744730, 25489460]

約数ペア:

[(1, 25489460), (2, 12744730), (4, 6372365), (5, 5097892), (10, 2548946), (17, 1499380), (20, 1274473), (34, 749690), (61, 417860), (68, 374845), (85, 299876), (122, 208930), (170, 149938), (244, 104465), (305, 83572), (340, 74969), (610, 41786), (1037, 24580), (1220, 20893), (1229, 20740), (2074, 12290), (2458, 10370), (4148, 6145), (4916, 5185)]