64040025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{547}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 121769984

約数和(自身を除く): 57729959

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 223, 525, 547, 669, 1115, 1561, 1641, 2735, 3345, 3829, 4683, 5575, 7805, 8205, 11487, 13675, 16725, 19145, 23415, 39025, 41025, 57435, 95725, 117075, 121981, 287175, 365943, 609905, 853867, 1829715, 2561601, 3049525, 4269335, 9148575, 12808005, 21346675, 64040025]

約数ペア:

[(1, 64040025), (3, 21346675), (5, 12808005), (7, 9148575), (15, 4269335), (21, 3049525), (25, 2561601), (35, 1829715), (75, 853867), (105, 609905), (175, 365943), (223, 287175), (525, 121981), (547, 117075), (669, 95725), (1115, 57435), (1561, 41025), (1641, 39025), (2735, 23415), (3345, 19145), (3829, 16725), (4683, 13675), (5575, 11487), (7805, 8205)]