72799790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1593

約数の個数: 48

約数和(自身を含む): 154047744

約数和(自身を除く): 81247954

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 490, 505, 707, 1010, 1414, 1471, 2942, 3535, 4949, 7070, 7355, 9898, 10297, 14710, 20594, 24745, 49490, 51485, 72079, 102970, 144158, 148571, 297142, 360395, 720790, 742855, 1039997, 1485710, 2079994, 5199985, 7279979, 10399970, 14559958, 36399895, 72799790]

約数ペア:

[(1, 72799790), (2, 36399895), (5, 14559958), (7, 10399970), (10, 7279979), (14, 5199985), (35, 2079994), (49, 1485710), (70, 1039997), (98, 742855), (101, 720790), (202, 360395), (245, 297142), (490, 148571), (505, 144158), (707, 102970), (1010, 72079), (1414, 51485), (1471, 49490), (2942, 24745), (3535, 20594), (4949, 14710), (7070, 10297), (7355, 9898)]