69712180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 152087040

約数和(自身を除く): 82374860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 229, 310, 458, 491, 620, 916, 982, 1145, 1964, 2290, 2455, 4580, 4910, 7099, 9820, 14198, 15221, 28396, 30442, 35495, 60884, 70990, 76105, 112439, 141980, 152210, 224878, 304420, 449756, 562195, 1124390, 2248780, 3485609, 6971218, 13942436, 17428045, 34856090, 69712180]

約数ペア:

[(1, 69712180), (2, 34856090), (4, 17428045), (5, 13942436), (10, 6971218), (20, 3485609), (31, 2248780), (62, 1124390), (124, 562195), (155, 449756), (229, 304420), (310, 224878), (458, 152210), (491, 141980), (620, 112439), (916, 76105), (982, 70990), (1145, 60884), (1964, 35495), (2290, 30442), (2455, 28396), (4580, 15221), (4910, 14198), (7099, 9820)]