78405130

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 145347840

約数和(自身を除く): 66942710

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 1627, 3254, 4819, 8135, 9638, 16270, 24095, 48190, 99247, 128533, 198494, 257066, 496235, 642665, 992470, 1285330, 7840513, 15681026, 39202565, 78405130]

約数ペア:

[(1, 78405130), (2, 39202565), (5, 15681026), (10, 7840513), (61, 1285330), (79, 992470), (122, 642665), (158, 496235), (305, 257066), (395, 198494), (610, 128533), (790, 99247), (1627, 48190), (3254, 24095), (4819, 16270), (8135, 9638)]