80215776

素因数分解:

$2^5\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1249}}^1$

素因数の和:1488

約数の個数: 72

約数和(自身を含む): 229320000

約数和(自身を除く): 149104224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 223, 288, 446, 669, 892, 1249, 1338, 1784, 2007, 2498, 2676, 3568, 3747, 4014, 4996, 5352, 7136, 7494, 8028, 9992, 10704, 11241, 14988, 16056, 19984, 21408, 22482, 29976, 32112, 39968, 44964, 59952, 64224, 89928, 119904, 179856, 278527, 359712, 557054, 835581, 1114108, 1671162, 2228216, 2506743, 3342324, 4456432, 5013486, 6684648, 8912864, 10026972, 13369296, 20053944, 26738592, 40107888, 80215776]

約数ペア:

[(1, 80215776), (2, 40107888), (3, 26738592), (4, 20053944), (6, 13369296), (8, 10026972), (9, 8912864), (12, 6684648), (16, 5013486), (18, 4456432), (24, 3342324), (32, 2506743), (36, 2228216), (48, 1671162), (72, 1114108), (96, 835581), (144, 557054), (223, 359712), (288, 278527), (446, 179856), (669, 119904), (892, 89928), (1249, 64224), (1338, 59952), (1784, 44964), (2007, 39968), (2498, 32112), (2676, 29976), (3568, 22482), (3747, 21408), (4014, 19984), (4996, 16056), (5352, 14988), (7136, 11241), (7494, 10704), (8028, 9992)]