65784680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1733}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 161678160

約数和(自身を除く): 95893480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1733, 1898, 2920, 3466, 3796, 4745, 6932, 7592, 8665, 9490, 13864, 17330, 18980, 22529, 34660, 37960, 45058, 69320, 90116, 112645, 126509, 180232, 225290, 253018, 450580, 506036, 632545, 901160, 1012072, 1265090, 1644617, 2530180, 3289234, 5060360, 6578468, 8223085, 13156936, 16446170, 32892340, 65784680]

約数ペア:

[(1, 65784680), (2, 32892340), (4, 16446170), (5, 13156936), (8, 8223085), (10, 6578468), (13, 5060360), (20, 3289234), (26, 2530180), (40, 1644617), (52, 1265090), (65, 1012072), (73, 901160), (104, 632545), (130, 506036), (146, 450580), (260, 253018), (292, 225290), (365, 180232), (520, 126509), (584, 112645), (730, 90116), (949, 69320), (1460, 45058), (1733, 37960), (1898, 34660), (2920, 22529), (3466, 18980), (3796, 17330), (4745, 13864), (6932, 9490), (7592, 8665)]