72500505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 148248576

約数和(自身を除く): 75748071

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 41, 55, 77, 105, 123, 165, 205, 231, 287, 385, 451, 615, 861, 1155, 1353, 1435, 1531, 2255, 3157, 4305, 4593, 6765, 7655, 9471, 10717, 15785, 16841, 22965, 32151, 47355, 50523, 53585, 62771, 84205, 117887, 160755, 188313, 252615, 313855, 353661, 439397, 589435, 690481, 941565, 1318191, 1768305, 2071443, 2196985, 3452405, 4833367, 6590955, 10357215, 14500101, 24166835, 72500505]

約数ペア:

[(1, 72500505), (3, 24166835), (5, 14500101), (7, 10357215), (11, 6590955), (15, 4833367), (21, 3452405), (33, 2196985), (35, 2071443), (41, 1768305), (55, 1318191), (77, 941565), (105, 690481), (123, 589435), (165, 439397), (205, 353661), (231, 313855), (287, 252615), (385, 188313), (451, 160755), (615, 117887), (861, 84205), (1155, 62771), (1353, 53585), (1435, 50523), (1531, 47355), (2255, 32151), (3157, 22965), (4305, 16841), (4593, 15785), (6765, 10717), (7655, 9471)]