4210700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 10207680

約数和(自身を除く): 5996980

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 79, 82, 100, 130, 158, 164, 205, 260, 316, 325, 395, 410, 533, 650, 790, 820, 1025, 1027, 1066, 1300, 1580, 1975, 2050, 2054, 2132, 2665, 3239, 3950, 4100, 4108, 5135, 5330, 6478, 7900, 10270, 10660, 12956, 13325, 16195, 20540, 25675, 26650, 32390, 42107, 51350, 53300, 64780, 80975, 84214, 102700, 161950, 168428, 210535, 323900, 421070, 842140, 1052675, 2105350, 4210700]

約数ペア:

[(1, 4210700), (2, 2105350), (4, 1052675), (5, 842140), (10, 421070), (13, 323900), (20, 210535), (25, 168428), (26, 161950), (41, 102700), (50, 84214), (52, 80975), (65, 64780), (79, 53300), (82, 51350), (100, 42107), (130, 32390), (158, 26650), (164, 25675), (205, 20540), (260, 16195), (316, 13325), (325, 12956), (395, 10660), (410, 10270), (533, 7900), (650, 6478), (790, 5330), (820, 5135), (1025, 4108), (1027, 4100), (1066, 3950), (1300, 3239), (1580, 2665), (1975, 2132), (2050, 2054)]