156768244840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{38804021}}^1$

素因数の和:38804133

約数の個数: 32

約数和(自身を含む): 356220921960

約数和(自身を除く): 199452677120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 38804021, 77608042, 155216084, 194020105, 310432168, 388040210, 776080420, 1552160840, 3919206121, 7838412242, 15676824484, 19596030605, 31353648968, 39192061210, 78384122420, 156768244840]

約数ペア:

[(1, 156768244840), (2, 78384122420), (4, 39192061210), (5, 31353648968), (8, 19596030605), (10, 15676824484), (20, 7838412242), (40, 3919206121), (101, 1552160840), (202, 776080420), (404, 388040210), (505, 310432168), (808, 194020105), (1010, 155216084), (2020, 77608042), (4040, 38804021)]