64331665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 83607552

約数和(自身を除く): 19275887

約数列:

[1, 5, 31, 41, 53, 155, 191, 205, 265, 955, 1271, 1643, 2173, 5921, 6355, 7831, 8215, 10123, 10865, 29605, 39155, 50615, 67363, 242761, 313813, 336815, 415043, 1213805, 1569065, 2075215, 12866333, 64331665]

約数ペア:

[(1, 64331665), (5, 12866333), (31, 2075215), (41, 1569065), (53, 1213805), (155, 415043), (191, 336815), (205, 313813), (265, 242761), (955, 67363), (1271, 50615), (1643, 39155), (2173, 29605), (5921, 10865), (6355, 10123), (7831, 8215)]