102400340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1993}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 246554112

約数和(自身を除く): 144153772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367, 734, 1468, 1835, 1993, 2569, 3670, 3986, 5138, 7340, 7972, 9965, 10276, 12845, 13951, 19930, 25690, 27902, 39860, 51380, 55804, 69755, 139510, 279020, 731431, 1462862, 2925724, 3657155, 5120017, 7314310, 10240034, 14628620, 20480068, 25600085, 51200170, 102400340]

約数ペア:

[(1, 102400340), (2, 51200170), (4, 25600085), (5, 20480068), (7, 14628620), (10, 10240034), (14, 7314310), (20, 5120017), (28, 3657155), (35, 2925724), (70, 1462862), (140, 731431), (367, 279020), (734, 139510), (1468, 69755), (1835, 55804), (1993, 51380), (2569, 39860), (3670, 27902), (3986, 25690), (5138, 19930), (7340, 13951), (7972, 12845), (9965, 10276)]