80246120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6211}}^1$

素因数の和:6258

約数の個数: 64

約数和(自身を含む): 201268800

約数和(自身を除く): 121022680

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6211, 6460, 12422, 12920, 24844, 31055, 49688, 62110, 105587, 118009, 124220, 211174, 236018, 248440, 422348, 472036, 527935, 590045, 844696, 944072, 1055870, 1180090, 2006153, 2111740, 2360180, 4012306, 4223480, 4720360, 8024612, 10030765, 16049224, 20061530, 40123060, 80246120]

約数ペア:

[(1, 80246120), (2, 40123060), (4, 20061530), (5, 16049224), (8, 10030765), (10, 8024612), (17, 4720360), (19, 4223480), (20, 4012306), (34, 2360180), (38, 2111740), (40, 2006153), (68, 1180090), (76, 1055870), (85, 944072), (95, 844696), (136, 590045), (152, 527935), (170, 472036), (190, 422348), (323, 248440), (340, 236018), (380, 211174), (646, 124220), (680, 118009), (760, 105587), (1292, 62110), (1615, 49688), (2584, 31055), (3230, 24844), (6211, 12920), (6460, 12422)]