72385516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 153986560

約数和(自身を除く): 81601044

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 103, 133, 206, 266, 412, 532, 721, 1321, 1442, 1957, 2642, 2884, 3914, 5284, 7828, 9247, 13699, 18494, 25099, 27398, 36988, 50198, 54796, 100396, 136063, 175693, 272126, 351386, 544252, 702772, 952441, 1904882, 2585197, 3809764, 5170394, 10340788, 18096379, 36192758, 72385516]

約数ペア:

[(1, 72385516), (2, 36192758), (4, 18096379), (7, 10340788), (14, 5170394), (19, 3809764), (28, 2585197), (38, 1904882), (76, 952441), (103, 702772), (133, 544252), (206, 351386), (266, 272126), (412, 175693), (532, 136063), (721, 100396), (1321, 54796), (1442, 50198), (1957, 36988), (2642, 27398), (2884, 25099), (3914, 18494), (5284, 13699), (7828, 9247)]