1320230015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 1871880192

約数和(自身を除く): 551650177

約数列:

[1, 5, 13, 23, 31, 61, 65, 115, 155, 299, 305, 403, 467, 713, 793, 1403, 1495, 1891, 2015, 2335, 3565, 3965, 6071, 7015, 9269, 9455, 10741, 14477, 18239, 24583, 28487, 30355, 43493, 46345, 53705, 72385, 91195, 122915, 139633, 142435, 188201, 217465, 332971, 370331, 565409, 655201, 698165, 883097, 941005, 1664855, 1851655, 2827045, 3276005, 4328623, 4415485, 8517613, 11480261, 20311231, 21643115, 42588065, 57401305, 101556155, 264046003, 1320230015]

約数ペア:

[(1, 1320230015), (5, 264046003), (13, 101556155), (23, 57401305), (31, 42588065), (61, 21643115), (65, 20311231), (115, 11480261), (155, 8517613), (299, 4415485), (305, 4328623), (403, 3276005), (467, 2827045), (713, 1851655), (793, 1664855), (1403, 941005), (1495, 883097), (1891, 698165), (2015, 655201), (2335, 565409), (3565, 370331), (3965, 332971), (6071, 217465), (7015, 188201), (9269, 142435), (9455, 139633), (10741, 122915), (14477, 91195), (18239, 72385), (24583, 53705), (28487, 46345), (30355, 43493)]