13365550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 28569600

約数和(自身を除く): 15204050

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 1279, 2090, 2558, 5225, 6395, 10450, 12790, 14069, 24301, 28138, 31975, 48602, 63950, 70345, 121505, 140690, 243010, 267311, 351725, 534622, 607525, 703450, 1215050, 1336555, 2673110, 6682775, 13365550]

約数ペア:

[(1, 13365550), (2, 6682775), (5, 2673110), (10, 1336555), (11, 1215050), (19, 703450), (22, 607525), (25, 534622), (38, 351725), (50, 267311), (55, 243010), (95, 140690), (110, 121505), (190, 70345), (209, 63950), (275, 48602), (418, 31975), (475, 28138), (550, 24301), (950, 14069), (1045, 12790), (1279, 10450), (2090, 6395), (2558, 5225)]