161850880

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3719}}^1$

素因数の和:3759

約数の個数: 80

約数和(自身を含む): 411000480

約数和(自身を除く): 249149600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 3719, 4352, 5440, 7438, 8704, 10880, 14876, 18595, 21760, 29752, 37190, 43520, 59504, 63223, 74380, 119008, 126446, 148760, 238016, 252892, 297520, 316115, 476032, 505784, 595040, 632230, 952064, 1011568, 1190080, 1264460, 1904128, 2023136, 2380160, 2528920, 4046272, 4760320, 5057840, 8092544, 9520640, 10115680, 16185088, 20231360, 32370176, 40462720, 80925440, 161850880]

約数ペア:

[(1, 161850880), (2, 80925440), (4, 40462720), (5, 32370176), (8, 20231360), (10, 16185088), (16, 10115680), (17, 9520640), (20, 8092544), (32, 5057840), (34, 4760320), (40, 4046272), (64, 2528920), (68, 2380160), (80, 2023136), (85, 1904128), (128, 1264460), (136, 1190080), (160, 1011568), (170, 952064), (256, 632230), (272, 595040), (320, 505784), (340, 476032), (512, 316115), (544, 297520), (640, 252892), (680, 238016), (1088, 148760), (1280, 126446), (1360, 119008), (2176, 74380), (2560, 63223), (2720, 59504), (3719, 43520), (4352, 37190), (5440, 29752), (7438, 21760), (8704, 18595), (10880, 14876)]