83221120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7649}}^1$

素因数の和:7685

約数の個数: 64

約数和(自身を含む): 210681000

約数和(自身を除く): 127459880

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, 7649, 10880, 15298, 30596, 38245, 61192, 76490, 122384, 130033, 152980, 244768, 260066, 305960, 489536, 520132, 611920, 650165, 979072, 1040264, 1223840, 1300330, 2080528, 2447680, 2600660, 4161056, 4895360, 5201320, 8322112, 10402640, 16644224, 20805280, 41610560, 83221120]

約数ペア:

[(1, 83221120), (2, 41610560), (4, 20805280), (5, 16644224), (8, 10402640), (10, 8322112), (16, 5201320), (17, 4895360), (20, 4161056), (32, 2600660), (34, 2447680), (40, 2080528), (64, 1300330), (68, 1223840), (80, 1040264), (85, 979072), (128, 650165), (136, 611920), (160, 520132), (170, 489536), (272, 305960), (320, 260066), (340, 244768), (544, 152980), (640, 130033), (680, 122384), (1088, 76490), (1360, 61192), (2176, 38245), (2720, 30596), (5440, 15298), (7649, 10880)]