63817640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 152098560

約数和(自身を除く): 88280920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 460, 568, 710, 920, 977, 1420, 1633, 1954, 2840, 3266, 3908, 4885, 6532, 7816, 8165, 9770, 13064, 16330, 19540, 22471, 32660, 39080, 44942, 65320, 69367, 89884, 112355, 138734, 179768, 224710, 277468, 346835, 449420, 554936, 693670, 898840, 1387340, 1595441, 2774680, 3190882, 6381764, 7977205, 12763528, 15954410, 31908820, 63817640]

約数ペア:

[(1, 63817640), (2, 31908820), (4, 15954410), (5, 12763528), (8, 7977205), (10, 6381764), (20, 3190882), (23, 2774680), (40, 1595441), (46, 1387340), (71, 898840), (92, 693670), (115, 554936), (142, 449420), (184, 346835), (230, 277468), (284, 224710), (355, 179768), (460, 138734), (568, 112355), (710, 89884), (920, 69367), (977, 65320), (1420, 44942), (1633, 39080), (1954, 32660), (2840, 22471), (3266, 19540), (3908, 16330), (4885, 13064), (6532, 9770), (7816, 8165)]