20155663025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1\times {\mathrm{769}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 26489971200

約数和(自身を除く): 6334308175

約数列:

[1, 5, 23, 25, 79, 115, 395, 575, 577, 769, 1817, 1975, 2885, 3845, 9085, 13271, 14425, 17687, 19225, 45425, 45583, 60751, 66355, 88435, 227915, 303755, 331775, 442175, 443713, 1048409, 1139575, 1397273, 1518775, 2218565, 5242045, 6986365, 10205399, 11092825, 26210225, 34931825, 35053327, 51026995, 175266635, 255134975, 806226521, 876333175, 4031132605, 20155663025]

約数ペア:

[(1, 20155663025), (5, 4031132605), (23, 876333175), (25, 806226521), (79, 255134975), (115, 175266635), (395, 51026995), (575, 35053327), (577, 34931825), (769, 26210225), (1817, 11092825), (1975, 10205399), (2885, 6986365), (3845, 5242045), (9085, 2218565), (13271, 1518775), (14425, 1397273), (17687, 1139575), (19225, 1048409), (45425, 443713), (45583, 442175), (60751, 331775), (66355, 303755), (88435, 227915)]