28222130885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1\times {\mathrm{2729}}^1$

素因数の和:3545

約数の個数: 32

約数和(自身を含む): 36668268000

約数和(自身を除く): 8446137115

約数列:

[1, 5, 13, 65, 389, 409, 1945, 2045, 2729, 5057, 5317, 13645, 25285, 26585, 35477, 159101, 177385, 795505, 1061581, 1116161, 2068313, 5307905, 5580805, 10341565, 13800553, 14510093, 69002765, 72550465, 434186629, 2170933145, 5644426177, 28222130885]

約数ペア:

[(1, 28222130885), (5, 5644426177), (13, 2170933145), (65, 434186629), (389, 72550465), (409, 69002765), (1945, 14510093), (2045, 13800553), (2729, 10341565), (5057, 5580805), (5317, 5307905), (13645, 2068313), (25285, 1116161), (26585, 1061581), (35477, 795505), (159101, 177385)]