81460704

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5021}}^1$

素因数の和:5060

約数の個数: 72

約数和(自身を含む): 231594552

約数和(自身を除く): 150133848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 208, 312, 338, 416, 507, 624, 676, 1014, 1248, 1352, 2028, 2704, 4056, 5021, 5408, 8112, 10042, 15063, 16224, 20084, 30126, 40168, 60252, 65273, 80336, 120504, 130546, 160672, 195819, 241008, 261092, 391638, 482016, 522184, 783276, 848549, 1044368, 1566552, 1697098, 2088736, 2545647, 3133104, 3394196, 5091294, 6266208, 6788392, 10182588, 13576784, 20365176, 27153568, 40730352, 81460704]

約数ペア:

[(1, 81460704), (2, 40730352), (3, 27153568), (4, 20365176), (6, 13576784), (8, 10182588), (12, 6788392), (13, 6266208), (16, 5091294), (24, 3394196), (26, 3133104), (32, 2545647), (39, 2088736), (48, 1697098), (52, 1566552), (78, 1044368), (96, 848549), (104, 783276), (156, 522184), (169, 482016), (208, 391638), (312, 261092), (338, 241008), (416, 195819), (507, 160672), (624, 130546), (676, 120504), (1014, 80336), (1248, 65273), (1352, 60252), (2028, 40168), (2704, 30126), (4056, 20084), (5021, 16224), (5408, 15063), (8112, 10042)]