51539280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16519}}^1$

素因数の和:16548

約数の個数: 80

約数和(自身を含む): 172072320

約数和(自身を除く): 120533040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16519, 33038, 49557, 66076, 82595, 99114, 132152, 165190, 198228, 214747, 247785, 264304, 330380, 396456, 429494, 495570, 644241, 660760, 792912, 858988, 991140, 1073735, 1288482, 1321520, 1717976, 1982280, 2147470, 2576964, 3221205, 3435952, 3964560, 4294940, 5153928, 6442410, 8589880, 10307856, 12884820, 17179760, 25769640, 51539280]

約数ペア:

[(1, 51539280), (2, 25769640), (3, 17179760), (4, 12884820), (5, 10307856), (6, 8589880), (8, 6442410), (10, 5153928), (12, 4294940), (13, 3964560), (15, 3435952), (16, 3221205), (20, 2576964), (24, 2147470), (26, 1982280), (30, 1717976), (39, 1321520), (40, 1288482), (48, 1073735), (52, 991140), (60, 858988), (65, 792912), (78, 660760), (80, 644241), (104, 495570), (120, 429494), (130, 396456), (156, 330380), (195, 264304), (208, 247785), (240, 214747), (260, 198228), (312, 165190), (390, 132152), (520, 99114), (624, 82595), (780, 66076), (1040, 49557), (1560, 33038), (3120, 16519)]