161252480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14821}}^1$

素因数の和:14857

約数の個数: 64

約数和(自身を含む): 408197880

約数和(自身を除く): 246945400

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, 14821, 29642, 59284, 74105, 118568, 148210, 237136, 251957, 296420, 474272, 503914, 592840, 948544, 1007828, 1185680, 1259785, 1897088, 2015656, 2371360, 2519570, 4031312, 4742720, 5039140, 8062624, 9485440, 10078280, 16125248, 20156560, 32250496, 40313120, 80626240, 161252480]

約数ペア:

[(1, 161252480), (2, 80626240), (4, 40313120), (5, 32250496), (8, 20156560), (10, 16125248), (16, 10078280), (17, 9485440), (20, 8062624), (32, 5039140), (34, 4742720), (40, 4031312), (64, 2519570), (68, 2371360), (80, 2015656), (85, 1897088), (128, 1259785), (136, 1185680), (160, 1007828), (170, 948544), (272, 592840), (320, 503914), (340, 474272), (544, 296420), (640, 251957), (680, 237136), (1088, 148210), (1360, 118568), (2176, 74105), (2720, 59284), (5440, 29642), (10880, 14821)]