220160255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1511}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 317011968

約数和(自身を除く): 96851713

約数列:

[1, 5, 7, 23, 35, 115, 161, 181, 805, 905, 1267, 1511, 4163, 6335, 7555, 10577, 20815, 29141, 34753, 52885, 145705, 173765, 243271, 273491, 1216355, 1367455, 1914437, 6290293, 9572185, 31451465, 44032051, 220160255]

約数ペア:

[(1, 220160255), (5, 44032051), (7, 31451465), (23, 9572185), (35, 6290293), (115, 1914437), (161, 1367455), (181, 1216355), (805, 273491), (905, 243271), (1267, 173765), (1511, 145705), (4163, 52885), (6335, 34753), (7555, 29141), (10577, 20815)]