254421830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{115123}}^1$

素因数の和:115160

約数の個数: 32

約数和(自身を含む): 522202464

約数和(自身を除く): 267780634

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 115123, 230246, 575615, 1151230, 1496599, 1957091, 2993198, 3914182, 7482995, 9785455, 14965990, 19570910, 25442183, 50884366, 127210915, 254421830]

約数ペア:

[(1, 254421830), (2, 127210915), (5, 50884366), (10, 25442183), (13, 19570910), (17, 14965990), (26, 9785455), (34, 7482995), (65, 3914182), (85, 2993198), (130, 1957091), (170, 1496599), (221, 1151230), (442, 575615), (1105, 230246), (2210, 115123)]