80175700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3169}}^1$

素因数の和:3217

約数の個数: 72

約数和(自身を含む): 198112320

約数和(自身を除く): 117936620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 3169, 5060, 6325, 6338, 12650, 12676, 15845, 25300, 31690, 34859, 63380, 69718, 72887, 79225, 139436, 145774, 158450, 174295, 291548, 316900, 348590, 364435, 697180, 728870, 801757, 871475, 1457740, 1603514, 1742950, 1822175, 3207028, 3485900, 3644350, 4008785, 7288700, 8017570, 16035140, 20043925, 40087850, 80175700]

約数ペア:

[(1, 80175700), (2, 40087850), (4, 20043925), (5, 16035140), (10, 8017570), (11, 7288700), (20, 4008785), (22, 3644350), (23, 3485900), (25, 3207028), (44, 1822175), (46, 1742950), (50, 1603514), (55, 1457740), (92, 871475), (100, 801757), (110, 728870), (115, 697180), (220, 364435), (230, 348590), (253, 316900), (275, 291548), (460, 174295), (506, 158450), (550, 145774), (575, 139436), (1012, 79225), (1100, 72887), (1150, 69718), (1265, 63380), (2300, 34859), (2530, 31690), (3169, 25300), (5060, 15845), (6325, 12676), (6338, 12650)]