71145555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 132572160

約数和(自身を除く): 61426605

約数列:

[1, 3, 5, 13, 15, 23, 29, 39, 65, 69, 87, 115, 145, 195, 299, 345, 377, 435, 547, 667, 897, 1131, 1495, 1641, 1885, 2001, 2735, 3335, 4485, 5655, 7111, 8205, 8671, 10005, 12581, 15863, 21333, 26013, 35555, 37743, 43355, 47589, 62905, 79315, 106665, 130065, 163553, 188715, 206219, 237945, 364849, 490659, 618657, 817765, 1031095, 1094547, 1824245, 2453295, 3093285, 4743037, 5472735, 14229111, 23715185, 71145555]

約数ペア:

[(1, 71145555), (3, 23715185), (5, 14229111), (13, 5472735), (15, 4743037), (23, 3093285), (29, 2453295), (39, 1824245), (65, 1094547), (69, 1031095), (87, 817765), (115, 618657), (145, 490659), (195, 364849), (299, 237945), (345, 206219), (377, 188715), (435, 163553), (547, 130065), (667, 106665), (897, 79315), (1131, 62905), (1495, 47589), (1641, 43355), (1885, 37743), (2001, 35555), (2735, 26013), (3335, 21333), (4485, 15863), (5655, 12581), (7111, 10005), (8205, 8671)]