133576360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 312076800

約数和(自身を除く): 178500440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 316, 328, 395, 410, 632, 790, 820, 1031, 1580, 1640, 2062, 3160, 3239, 4124, 5155, 6478, 8248, 10310, 12956, 16195, 20620, 25912, 32390, 41240, 42271, 64780, 81449, 84542, 129560, 162898, 169084, 211355, 325796, 338168, 407245, 422710, 651592, 814490, 845420, 1628980, 1690840, 3257960, 3339409, 6678818, 13357636, 16697045, 26715272, 33394090, 66788180, 133576360]

約数ペア:

[(1, 133576360), (2, 66788180), (4, 33394090), (5, 26715272), (8, 16697045), (10, 13357636), (20, 6678818), (40, 3339409), (41, 3257960), (79, 1690840), (82, 1628980), (158, 845420), (164, 814490), (205, 651592), (316, 422710), (328, 407245), (395, 338168), (410, 325796), (632, 211355), (790, 169084), (820, 162898), (1031, 129560), (1580, 84542), (1640, 81449), (2062, 64780), (3160, 42271), (3239, 41240), (4124, 32390), (5155, 25912), (6478, 20620), (8248, 16195), (10310, 12956)]