159795920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117497}}^1$

素因数の和:117527

約数の個数: 40

約数和(自身を含む): 393383304

約数和(自身を除く): 233587384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 117497, 234994, 469988, 587485, 939976, 1174970, 1879952, 1997449, 2349940, 3994898, 4699880, 7989796, 9399760, 9987245, 15979592, 19974490, 31959184, 39948980, 79897960, 159795920]

約数ペア:

[(1, 159795920), (2, 79897960), (4, 39948980), (5, 31959184), (8, 19974490), (10, 15979592), (16, 9987245), (17, 9399760), (20, 7989796), (34, 4699880), (40, 3994898), (68, 2349940), (80, 1997449), (85, 1879952), (136, 1174970), (170, 939976), (272, 587485), (340, 469988), (680, 234994), (1360, 117497)]