71310278420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209736113}}^1$

素因数の和:209736139

約数の個数: 24

約数和(自身を含む): 158560502184

約数和(自身を除く): 87250223764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 209736113, 419472226, 838944452, 1048680565, 2097361130, 3565513921, 4194722260, 7131027842, 14262055684, 17827569605, 35655139210, 71310278420]

約数ペア:

[(1, 71310278420), (2, 35655139210), (4, 17827569605), (5, 14262055684), (10, 7131027842), (17, 4194722260), (20, 3565513921), (34, 2097361130), (68, 1048680565), (85, 838944452), (170, 419472226), (340, 209736113)]