71480528

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 163918080

約数和(自身を除く): 92437552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 89, 101, 112, 142, 178, 202, 284, 356, 404, 497, 568, 623, 707, 712, 808, 994, 1136, 1246, 1414, 1424, 1616, 1988, 2492, 2828, 3976, 4984, 5656, 6319, 7171, 7952, 8989, 9968, 11312, 12638, 14342, 17978, 25276, 28684, 35956, 44233, 50197, 50552, 57368, 62923, 71912, 88466, 100394, 101104, 114736, 125846, 143824, 176932, 200788, 251692, 353864, 401576, 503384, 638219, 707728, 803152, 1006768, 1276438, 2552876, 4467533, 5105752, 8935066, 10211504, 17870132, 35740264, 71480528]

約数ペア:

[(1, 71480528), (2, 35740264), (4, 17870132), (7, 10211504), (8, 8935066), (14, 5105752), (16, 4467533), (28, 2552876), (56, 1276438), (71, 1006768), (89, 803152), (101, 707728), (112, 638219), (142, 503384), (178, 401576), (202, 353864), (284, 251692), (356, 200788), (404, 176932), (497, 143824), (568, 125846), (623, 114736), (707, 101104), (712, 100394), (808, 88466), (994, 71912), (1136, 62923), (1246, 57368), (1414, 50552), (1424, 50197), (1616, 44233), (1988, 35956), (2492, 28684), (2828, 25276), (3976, 17978), (4984, 14342), (5656, 12638), (6319, 11312), (7171, 9968), (7952, 8989)]