64325240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 173106720

約数和(自身を除く): 108781480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 887, 980, 1036, 1295, 1480, 1774, 1813, 1960, 2072, 2590, 3548, 3626, 4435, 5180, 6209, 7096, 7252, 8870, 9065, 10360, 12418, 14504, 17740, 18130, 24836, 31045, 32819, 35480, 36260, 43463, 49672, 62090, 65638, 72520, 86926, 124180, 131276, 164095, 173852, 217315, 229733, 248360, 262552, 328190, 347704, 434630, 459466, 656380, 869260, 918932, 1148665, 1312760, 1608131, 1738520, 1837864, 2297330, 3216262, 4594660, 6432524, 8040655, 9189320, 12865048, 16081310, 32162620, 64325240]

約数ペア:

[(1, 64325240), (2, 32162620), (4, 16081310), (5, 12865048), (7, 9189320), (8, 8040655), (10, 6432524), (14, 4594660), (20, 3216262), (28, 2297330), (35, 1837864), (37, 1738520), (40, 1608131), (49, 1312760), (56, 1148665), (70, 918932), (74, 869260), (98, 656380), (140, 459466), (148, 434630), (185, 347704), (196, 328190), (245, 262552), (259, 248360), (280, 229733), (296, 217315), (370, 173852), (392, 164095), (490, 131276), (518, 124180), (740, 86926), (887, 72520), (980, 65638), (1036, 62090), (1295, 49672), (1480, 43463), (1774, 36260), (1813, 35480), (1960, 32819), (2072, 31045), (2590, 24836), (3548, 18130), (3626, 17740), (4435, 14504), (5180, 12418), (6209, 10360), (7096, 9065), (7252, 8870)]