89395760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 221295360

約数和(自身を除く): 131899600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 103, 152, 190, 206, 304, 380, 412, 515, 571, 760, 824, 1030, 1142, 1520, 1648, 1957, 2060, 2284, 2855, 3914, 4120, 4568, 5710, 7828, 8240, 9136, 9785, 10849, 11420, 15656, 19570, 21698, 22840, 31312, 39140, 43396, 45680, 54245, 58813, 78280, 86792, 108490, 117626, 156560, 173584, 216980, 235252, 294065, 433960, 470504, 588130, 867920, 941008, 1117447, 1176260, 2234894, 2352520, 4469788, 4705040, 5587235, 8939576, 11174470, 17879152, 22348940, 44697880, 89395760]

約数ペア:

[(1, 89395760), (2, 44697880), (4, 22348940), (5, 17879152), (8, 11174470), (10, 8939576), (16, 5587235), (19, 4705040), (20, 4469788), (38, 2352520), (40, 2234894), (76, 1176260), (80, 1117447), (95, 941008), (103, 867920), (152, 588130), (190, 470504), (206, 433960), (304, 294065), (380, 235252), (412, 216980), (515, 173584), (571, 156560), (760, 117626), (824, 108490), (1030, 86792), (1142, 78280), (1520, 58813), (1648, 54245), (1957, 45680), (2060, 43396), (2284, 39140), (2855, 31312), (3914, 22840), (4120, 21698), (4568, 19570), (5710, 15656), (7828, 11420), (8240, 10849), (9136, 9785)]