78578175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 141740928

約数和(自身を除く): 63162753

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 83, 195, 249, 325, 415, 971, 975, 1079, 1245, 2075, 2913, 3237, 4855, 5395, 6225, 12623, 14565, 16185, 24275, 26975, 37869, 63115, 72825, 80593, 80925, 189345, 241779, 315575, 402965, 946725, 1047709, 1208895, 2014825, 3143127, 5238545, 6044475, 15715635, 26192725, 78578175]

約数ペア:

[(1, 78578175), (3, 26192725), (5, 15715635), (13, 6044475), (15, 5238545), (25, 3143127), (39, 2014825), (65, 1208895), (75, 1047709), (83, 946725), (195, 402965), (249, 315575), (325, 241779), (415, 189345), (971, 80925), (975, 80593), (1079, 72825), (1245, 63115), (2075, 37869), (2913, 26975), (3237, 24275), (4855, 16185), (5395, 14565), (6225, 12623)]