251159540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{11617}}^1$

素因数の和:11696

約数の個数: 48

約数和(自身を含む): 562125312

約数和(自身を除く): 310965772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 11617, 21620, 23234, 46468, 58085, 116170, 232340, 267191, 534382, 545999, 1068764, 1091998, 1335955, 2183996, 2671910, 2729995, 5343820, 5459990, 10919980, 12557977, 25115954, 50231908, 62789885, 125579770, 251159540]

約数ペア:

[(1, 251159540), (2, 125579770), (4, 62789885), (5, 50231908), (10, 25115954), (20, 12557977), (23, 10919980), (46, 5459990), (47, 5343820), (92, 2729995), (94, 2671910), (115, 2183996), (188, 1335955), (230, 1091998), (235, 1068764), (460, 545999), (470, 534382), (940, 267191), (1081, 232340), (2162, 116170), (4324, 58085), (5405, 46468), (10810, 23234), (11617, 21620)]