80347498

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 77246102

約数列:

[1, 2, 7, 11, 14, 22, 37, 59, 74, 77, 118, 154, 239, 259, 407, 413, 478, 518, 649, 814, 826, 1298, 1673, 2183, 2629, 2849, 3346, 4366, 4543, 5258, 5698, 8843, 9086, 14101, 15281, 17686, 18403, 24013, 28202, 30562, 36806, 48026, 61901, 97273, 98707, 123802, 155111, 168091, 194546, 197414, 310222, 336182, 521737, 680911, 1043474, 1085777, 1361822, 2171554, 3652159, 5739107, 7304318, 11478214, 40173749, 80347498]

約数ペア:

[(1, 80347498), (2, 40173749), (7, 11478214), (11, 7304318), (14, 5739107), (22, 3652159), (37, 2171554), (59, 1361822), (74, 1085777), (77, 1043474), (118, 680911), (154, 521737), (239, 336182), (259, 310222), (407, 197414), (413, 194546), (478, 168091), (518, 155111), (649, 123802), (814, 98707), (826, 97273), (1298, 61901), (1673, 48026), (2183, 36806), (2629, 30562), (2849, 28202), (3346, 24013), (4366, 18403), (4543, 17686), (5258, 15281), (5698, 14101), (8843, 9086)]