89737060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3221}}^1$

素因数の和:3436

約数の個数: 48

約数和(自身を含む): 216518400

約数和(自身を除く): 126781340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 3221, 3980, 5572, 6442, 6965, 12884, 13930, 16105, 22547, 27860, 32210, 45094, 64420, 90188, 112735, 225470, 450940, 640979, 1281958, 2563916, 3204895, 4486853, 6409790, 8973706, 12819580, 17947412, 22434265, 44868530, 89737060]

約数ペア:

[(1, 89737060), (2, 44868530), (4, 22434265), (5, 17947412), (7, 12819580), (10, 8973706), (14, 6409790), (20, 4486853), (28, 3204895), (35, 2563916), (70, 1281958), (140, 640979), (199, 450940), (398, 225470), (796, 112735), (995, 90188), (1393, 64420), (1990, 45094), (2786, 32210), (3221, 27860), (3980, 22547), (5572, 16105), (6442, 13930), (6965, 12884)]