156924707980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{712711}}^1$

素因数の和:712930

約数の個数: 48

約数和(自身を含む): 335858402880

約数和(自身を除く): 178933694900

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 404, 436, 505, 545, 1010, 1090, 2020, 2180, 11009, 22018, 44036, 55045, 110090, 220180, 712711, 1425422, 2850844, 3563555, 7127110, 14254220, 71983811, 77685499, 143967622, 155370998, 287935244, 310741996, 359919055, 388427495, 719838110, 776854990, 1439676220, 1553709980, 7846235399, 15692470798, 31384941596, 39231176995, 78462353990, 156924707980]

約数ペア:

[(1, 156924707980), (2, 78462353990), (4, 39231176995), (5, 31384941596), (10, 15692470798), (20, 7846235399), (101, 1553709980), (109, 1439676220), (202, 776854990), (218, 719838110), (404, 388427495), (436, 359919055), (505, 310741996), (545, 287935244), (1010, 155370998), (1090, 143967622), (2020, 77685499), (2180, 71983811), (11009, 14254220), (22018, 7127110), (44036, 3563555), (55045, 2850844), (110090, 1425422), (220180, 712711)]