2211950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 4593456

約数和(自身を除く): 2381506

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 83, 130, 166, 205, 325, 410, 415, 533, 650, 830, 1025, 1066, 1079, 2050, 2075, 2158, 2665, 3403, 4150, 5330, 5395, 6806, 10790, 13325, 17015, 26650, 26975, 34030, 44239, 53950, 85075, 88478, 170150, 221195, 442390, 1105975, 2211950]

約数ペア:

[(1, 2211950), (2, 1105975), (5, 442390), (10, 221195), (13, 170150), (25, 88478), (26, 85075), (41, 53950), (50, 44239), (65, 34030), (82, 26975), (83, 26650), (130, 17015), (166, 13325), (205, 10790), (325, 6806), (410, 5395), (415, 5330), (533, 4150), (650, 3403), (830, 2665), (1025, 2158), (1066, 2075), (1079, 2050)]