129944375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 181854288

約数和(自身を除く): 51909913

約数列:

[1, 5, 11, 25, 41, 55, 125, 205, 275, 451, 461, 625, 1025, 1375, 2255, 2305, 5071, 5125, 6875, 11275, 11525, 18901, 25355, 25625, 56375, 57625, 94505, 126775, 207911, 281875, 288125, 472525, 633875, 1039555, 2362625, 3169375, 5197775, 11813125, 25988875, 129944375]

約数ペア:

[(1, 129944375), (5, 25988875), (11, 11813125), (25, 5197775), (41, 3169375), (55, 2362625), (125, 1039555), (205, 633875), (275, 472525), (451, 288125), (461, 281875), (625, 207911), (1025, 126775), (1375, 94505), (2255, 57625), (2305, 56375), (5071, 25625), (5125, 25355), (6875, 18901), (11275, 11525)]