72219800

素因数分解:

$2^3\times 5^2\times {\mathrm{263}}^1\times {\mathrm{1373}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 168672240

約数和(自身を除く): 96452440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 263, 526, 1052, 1315, 1373, 2104, 2630, 2746, 5260, 5492, 6575, 6865, 10520, 10984, 13150, 13730, 26300, 27460, 34325, 52600, 54920, 68650, 137300, 274600, 361099, 722198, 1444396, 1805495, 2888792, 3610990, 7221980, 9027475, 14443960, 18054950, 36109900, 72219800]

約数ペア:

[(1, 72219800), (2, 36109900), (4, 18054950), (5, 14443960), (8, 9027475), (10, 7221980), (20, 3610990), (25, 2888792), (40, 1805495), (50, 1444396), (100, 722198), (200, 361099), (263, 274600), (526, 137300), (1052, 68650), (1315, 54920), (1373, 52600), (2104, 34325), (2630, 27460), (2746, 26300), (5260, 13730), (5492, 13150), (6575, 10984), (6865, 10520)]