51478420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{52529}}^1$

素因数の和:52552

約数の個数: 36

約数和(自身を含む): 125756820

約数和(自身を除く): 74278400

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 52529, 105058, 210116, 262645, 367703, 525290, 735406, 1050580, 1470812, 1838515, 2573921, 3677030, 5147842, 7354060, 10295684, 12869605, 25739210, 51478420]

約数ペア:

[(1, 51478420), (2, 25739210), (4, 12869605), (5, 10295684), (7, 7354060), (10, 5147842), (14, 3677030), (20, 2573921), (28, 1838515), (35, 1470812), (49, 1050580), (70, 735406), (98, 525290), (140, 367703), (196, 262645), (245, 210116), (490, 105058), (980, 52529)]