72928640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6703}}^1$

素因数の和:6739

約数の個数: 64

約数和(自身を含む): 184628160

約数和(自身を除く): 111699520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 6703, 10880, 13406, 26812, 33515, 53624, 67030, 107248, 113951, 134060, 214496, 227902, 268120, 428992, 455804, 536240, 569755, 857984, 911608, 1072480, 1139510, 1823216, 2144960, 2279020, 3646432, 4289920, 4558040, 7292864, 9116080, 14585728, 18232160, 36464320, 72928640]

約数ペア:

[(1, 72928640), (2, 36464320), (4, 18232160), (5, 14585728), (8, 9116080), (10, 7292864), (16, 4558040), (17, 4289920), (20, 3646432), (32, 2279020), (34, 2144960), (40, 1823216), (64, 1139510), (68, 1072480), (80, 911608), (85, 857984), (128, 569755), (136, 536240), (160, 455804), (170, 428992), (272, 268120), (320, 227902), (340, 214496), (544, 134060), (640, 113951), (680, 107248), (1088, 67030), (1360, 53624), (2176, 33515), (2720, 26812), (5440, 13406), (6703, 10880)]