63882980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2293}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 154156800

約数和(自身を除く): 90273820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2293, 2786, 3980, 4586, 5572, 6965, 9172, 11465, 13930, 16051, 22930, 27860, 32102, 45860, 64204, 80255, 160510, 321020, 456307, 912614, 1825228, 2281535, 3194149, 4563070, 6388298, 9126140, 12776596, 15970745, 31941490, 63882980]

約数ペア:

[(1, 63882980), (2, 31941490), (4, 15970745), (5, 12776596), (7, 9126140), (10, 6388298), (14, 4563070), (20, 3194149), (28, 2281535), (35, 1825228), (70, 912614), (140, 456307), (199, 321020), (398, 160510), (796, 80255), (995, 64204), (1393, 45860), (1990, 32102), (2293, 27860), (2786, 22930), (3980, 16051), (4586, 13930), (5572, 11465), (6965, 9172)]