2245100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 5760048

約数和(自身を除く): 3514948

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 157, 220, 260, 275, 286, 314, 325, 550, 572, 628, 650, 715, 785, 1100, 1300, 1430, 1570, 1727, 2041, 2860, 3140, 3454, 3575, 3925, 4082, 6908, 7150, 7850, 8164, 8635, 10205, 14300, 15700, 17270, 20410, 22451, 34540, 40820, 43175, 44902, 51025, 86350, 89804, 102050, 112255, 172700, 204100, 224510, 449020, 561275, 1122550, 2245100]

約数ペア:

[(1, 2245100), (2, 1122550), (4, 561275), (5, 449020), (10, 224510), (11, 204100), (13, 172700), (20, 112255), (22, 102050), (25, 89804), (26, 86350), (44, 51025), (50, 44902), (52, 43175), (55, 40820), (65, 34540), (100, 22451), (110, 20410), (130, 17270), (143, 15700), (157, 14300), (220, 10205), (260, 8635), (275, 8164), (286, 7850), (314, 7150), (325, 6908), (550, 4082), (572, 3925), (628, 3575), (650, 3454), (715, 3140), (785, 2860), (1100, 2041), (1300, 1727), (1430, 1570)]