72755800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27983}}^1$

素因数の和:28012

約数の個数: 48

約数和(自身を含む): 182175840

約数和(自身を除く): 109420040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 27983, 55966, 111932, 139915, 223864, 279830, 363779, 559660, 699575, 727558, 1119320, 1399150, 1455116, 1818895, 2798300, 2910232, 3637790, 5596600, 7275580, 9094475, 14551160, 18188950, 36377900, 72755800]

約数ペア:

[(1, 72755800), (2, 36377900), (4, 18188950), (5, 14551160), (8, 9094475), (10, 7275580), (13, 5596600), (20, 3637790), (25, 2910232), (26, 2798300), (40, 1818895), (50, 1455116), (52, 1399150), (65, 1119320), (100, 727558), (104, 699575), (130, 559660), (200, 363779), (260, 279830), (325, 223864), (520, 139915), (650, 111932), (1300, 55966), (2600, 27983)]