254861584

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1237}}^1$

素因数の和:1487

約数の個数: 40

約数和(自身を含む): 503519360

約数和(自身を除く): 248657776

約数列:

[1, 2, 4, 8, 16, 79, 158, 163, 316, 326, 632, 652, 1237, 1264, 1304, 2474, 2608, 4948, 9896, 12877, 19792, 25754, 51508, 97723, 103016, 195446, 201631, 206032, 390892, 403262, 781784, 806524, 1563568, 1613048, 3226096, 15928849, 31857698, 63715396, 127430792, 254861584]

約数ペア:

[(1, 254861584), (2, 127430792), (4, 63715396), (8, 31857698), (16, 15928849), (79, 3226096), (158, 1613048), (163, 1563568), (316, 806524), (326, 781784), (632, 403262), (652, 390892), (1237, 206032), (1264, 201631), (1304, 195446), (2474, 103016), (2608, 97723), (4948, 51508), (9896, 25754), (12877, 19792)]