657831230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{761}}^1$

素因数の和:1061

約数の個数: 64

約数和(自身を含む): 1386523008

約数和(自身を除く): 728691778

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 233, 265, 371, 466, 530, 742, 761, 1165, 1522, 1631, 1855, 2330, 3262, 3710, 3805, 5327, 7610, 8155, 10654, 12349, 16310, 24698, 26635, 40333, 53270, 61745, 80666, 86443, 123490, 172886, 177313, 201665, 282331, 354626, 403330, 432215, 564662, 864430, 886565, 1241191, 1411655, 1773130, 2482382, 2823310, 6205955, 9397589, 12411910, 18795178, 46987945, 65783123, 93975890, 131566246, 328915615, 657831230]

約数ペア:

[(1, 657831230), (2, 328915615), (5, 131566246), (7, 93975890), (10, 65783123), (14, 46987945), (35, 18795178), (53, 12411910), (70, 9397589), (106, 6205955), (233, 2823310), (265, 2482382), (371, 1773130), (466, 1411655), (530, 1241191), (742, 886565), (761, 864430), (1165, 564662), (1522, 432215), (1631, 403330), (1855, 354626), (2330, 282331), (3262, 201665), (3710, 177313), (3805, 172886), (5327, 123490), (7610, 86443), (8155, 80666), (10654, 61745), (12349, 53270), (16310, 40333), (24698, 26635)]