72872488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{7873}}^1$

素因数の和:7981

約数の個数: 32

約数和(自身を含む): 148818600

約数和(自身を除く): 75946112

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 7873, 9256, 15746, 31492, 62984, 102349, 204698, 409396, 700697, 818792, 1401394, 2802788, 5605576, 9109061, 18218122, 36436244, 72872488]

約数ペア:

[(1, 72872488), (2, 36436244), (4, 18218122), (8, 9109061), (13, 5605576), (26, 2802788), (52, 1401394), (89, 818792), (104, 700697), (178, 409396), (356, 204698), (712, 102349), (1157, 62984), (2314, 31492), (4628, 15746), (7873, 9256)]