82621450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 158311296

約数和(自身を除く): 75689846

約数列:

[1, 2, 5, 10, 25, 50, 61, 103, 122, 206, 263, 305, 515, 526, 610, 1030, 1315, 1525, 2575, 2630, 3050, 5150, 6283, 6575, 12566, 13150, 16043, 27089, 31415, 32086, 54178, 62830, 80215, 135445, 157075, 160430, 270890, 314150, 401075, 677225, 802150, 1354450, 1652429, 3304858, 8262145, 16524290, 41310725, 82621450]

約数ペア:

[(1, 82621450), (2, 41310725), (5, 16524290), (10, 8262145), (25, 3304858), (50, 1652429), (61, 1354450), (103, 802150), (122, 677225), (206, 401075), (263, 314150), (305, 270890), (515, 160430), (526, 157075), (610, 135445), (1030, 80215), (1315, 62830), (1525, 54178), (2575, 32086), (2630, 31415), (3050, 27089), (5150, 16043), (6283, 13150), (6575, 12566)]