1378815025

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 1998264960

約数和(自身を除く): 619449935

約数列:

[1, 5, 7, 25, 35, 61, 175, 227, 305, 427, 569, 1135, 1525, 1589, 2135, 2845, 3983, 5675, 7945, 10675, 13847, 14225, 19915, 34709, 39725, 69235, 96929, 99575, 129163, 173545, 242963, 346175, 484645, 645815, 867725, 904141, 1214815, 2423225, 3229075, 4520705, 6074075, 7878943, 22603525, 39394715, 55152601, 196973575, 275763005, 1378815025]

約数ペア:

[(1, 1378815025), (5, 275763005), (7, 196973575), (25, 55152601), (35, 39394715), (61, 22603525), (175, 7878943), (227, 6074075), (305, 4520705), (427, 3229075), (569, 2423225), (1135, 1214815), (1525, 904141), (1589, 867725), (2135, 645815), (2845, 484645), (3983, 346175), (5675, 242963), (7945, 173545), (10675, 129163), (13847, 99575), (14225, 96929), (19915, 69235), (34709, 39725)]