81376632

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{4729}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 221364000

約数和(自身を除く): 139987368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 1434, 1912, 2151, 2868, 4302, 4729, 5736, 8604, 9458, 14187, 17208, 18916, 28374, 37832, 42561, 56748, 85122, 113496, 170244, 340488, 1130231, 2260462, 3390693, 4520924, 6781386, 9041848, 10172079, 13562772, 20344158, 27125544, 40688316, 81376632]

約数ペア:

[(1, 81376632), (2, 40688316), (3, 27125544), (4, 20344158), (6, 13562772), (8, 10172079), (9, 9041848), (12, 6781386), (18, 4520924), (24, 3390693), (36, 2260462), (72, 1130231), (239, 340488), (478, 170244), (717, 113496), (956, 85122), (1434, 56748), (1912, 42561), (2151, 37832), (2868, 28374), (4302, 18916), (4729, 17208), (5736, 14187), (8604, 9458)]