87739120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156677}}^1$

素因数の和:156697

約数の個数: 40

約数和(自身を含む): 233136864

約数和(自身を除く): 145397744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156677, 313354, 626708, 783385, 1096739, 1253416, 1566770, 2193478, 2506832, 3133540, 4386956, 5483695, 6267080, 8773912, 10967390, 12534160, 17547824, 21934780, 43869560, 87739120]

約数ペア:

[(1, 87739120), (2, 43869560), (4, 21934780), (5, 17547824), (7, 12534160), (8, 10967390), (10, 8773912), (14, 6267080), (16, 5483695), (20, 4386956), (28, 3133540), (35, 2506832), (40, 2193478), (56, 1566770), (70, 1253416), (80, 1096739), (112, 783385), (140, 626708), (280, 313354), (560, 156677)]