129720710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 286944768

約数和(自身を除く): 157224058

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 67, 70, 85, 119, 134, 170, 238, 335, 469, 595, 670, 938, 1139, 1190, 1627, 2278, 2345, 3254, 4690, 5695, 7973, 8135, 11389, 11390, 15946, 16270, 22778, 27659, 39865, 55318, 56945, 79730, 109009, 113890, 138295, 193613, 218018, 276590, 387226, 545045, 763063, 968065, 1090090, 1526126, 1853153, 1936130, 3706306, 3815315, 7630630, 9265765, 12972071, 18531530, 25944142, 64860355, 129720710]

約数ペア:

[(1, 129720710), (2, 64860355), (5, 25944142), (7, 18531530), (10, 12972071), (14, 9265765), (17, 7630630), (34, 3815315), (35, 3706306), (67, 1936130), (70, 1853153), (85, 1526126), (119, 1090090), (134, 968065), (170, 763063), (238, 545045), (335, 387226), (469, 276590), (595, 218018), (670, 193613), (938, 138295), (1139, 113890), (1190, 109009), (1627, 79730), (2278, 56945), (2345, 55318), (3254, 39865), (4690, 27659), (5695, 22778), (7973, 16270), (8135, 15946), (11389, 11390)]