72417008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{266239}}^1$

素因数の和:266264

約数の個数: 20

約数和(自身を含む): 148561920

約数和(自身を除く): 76144912

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 266239, 532478, 1064956, 2129912, 4259824, 4526063, 9052126, 18104252, 36208504, 72417008]

約数ペア:

[(1, 72417008), (2, 36208504), (4, 18104252), (8, 9052126), (16, 4526063), (17, 4259824), (34, 2129912), (68, 1064956), (136, 532478), (272, 266239)]