166801280

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15331}}^1$

素因数の和:15367

約数の個数: 64

約数和(自身を含む): 422243280

約数和(自身を除く): 255442000

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, 10880, 15331, 30662, 61324, 76655, 122648, 153310, 245296, 260627, 306620, 490592, 521254, 613240, 981184, 1042508, 1226480, 1303135, 1962368, 2085016, 2452960, 2606270, 4170032, 4905920, 5212540, 8340064, 9811840, 10425080, 16680128, 20850160, 33360256, 41700320, 83400640, 166801280]

約数ペア:

[(1, 166801280), (2, 83400640), (4, 41700320), (5, 33360256), (8, 20850160), (10, 16680128), (16, 10425080), (17, 9811840), (20, 8340064), (32, 5212540), (34, 4905920), (40, 4170032), (64, 2606270), (68, 2452960), (80, 2085016), (85, 1962368), (128, 1303135), (136, 1226480), (160, 1042508), (170, 981184), (272, 613240), (320, 521254), (340, 490592), (544, 306620), (640, 260627), (680, 245296), (1088, 153310), (1360, 122648), (2176, 76655), (2720, 61324), (5440, 30662), (10880, 15331)]