130325240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 304680960

約数和(自身を除く): 174355720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 248, 310, 454, 463, 620, 908, 926, 1135, 1240, 1816, 1852, 2270, 2315, 3704, 4540, 4630, 7037, 9080, 9260, 14074, 14353, 18520, 28148, 28706, 35185, 56296, 57412, 70370, 71765, 105101, 114824, 140740, 143530, 210202, 281480, 287060, 420404, 525505, 574120, 840808, 1051010, 2102020, 3258131, 4204040, 6516262, 13032524, 16290655, 26065048, 32581310, 65162620, 130325240]

約数ペア:

[(1, 130325240), (2, 65162620), (4, 32581310), (5, 26065048), (8, 16290655), (10, 13032524), (20, 6516262), (31, 4204040), (40, 3258131), (62, 2102020), (124, 1051010), (155, 840808), (227, 574120), (248, 525505), (310, 420404), (454, 287060), (463, 281480), (620, 210202), (908, 143530), (926, 140740), (1135, 114824), (1240, 105101), (1816, 71765), (1852, 70370), (2270, 57412), (2315, 56296), (3704, 35185), (4540, 28706), (4630, 28148), (7037, 18520), (9080, 14353), (9260, 14074)]