71694320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28909}}^1$

素因数の和:28953

約数の個数: 40

約数和(自身を含む): 172072320

約数和(自身を除く): 100378000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28909, 57818, 115636, 144545, 231272, 289090, 462544, 578180, 896179, 1156360, 1792358, 2312720, 3584716, 4480895, 7169432, 8961790, 14338864, 17923580, 35847160, 71694320]

約数ペア:

[(1, 71694320), (2, 35847160), (4, 17923580), (5, 14338864), (8, 8961790), (10, 7169432), (16, 4480895), (20, 3584716), (31, 2312720), (40, 1792358), (62, 1156360), (80, 896179), (124, 578180), (155, 462544), (248, 289090), (310, 231272), (496, 144545), (620, 115636), (1240, 57818), (2480, 28909)]