81123744

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65003}}^1$

素因数の和:65029

約数の個数: 48

約数和(自身を含む): 229334112

約数和(自身を除く): 148210368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 65003, 130006, 195009, 260012, 390018, 520024, 780036, 845039, 1040048, 1560072, 1690078, 2080096, 2535117, 3120144, 3380156, 5070234, 6240288, 6760312, 10140468, 13520624, 20280936, 27041248, 40561872, 81123744]

約数ペア:

[(1, 81123744), (2, 40561872), (3, 27041248), (4, 20280936), (6, 13520624), (8, 10140468), (12, 6760312), (13, 6240288), (16, 5070234), (24, 3380156), (26, 3120144), (32, 2535117), (39, 2080096), (48, 1690078), (52, 1560072), (78, 1040048), (96, 845039), (104, 780036), (156, 520024), (208, 390018), (312, 260012), (416, 195009), (624, 130006), (1248, 65003)]