66453280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6199}}^1$

素因数の和:6281

約数の個数: 48

約数和(自身を含む): 159364800

約数和(自身を除く): 92911520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6199, 10720, 12398, 24796, 30995, 49592, 61990, 99184, 123980, 198368, 247960, 415333, 495920, 830666, 991840, 1661332, 2076665, 3322664, 4153330, 6645328, 8306660, 13290656, 16613320, 33226640, 66453280]

約数ペア:

[(1, 66453280), (2, 33226640), (4, 16613320), (5, 13290656), (8, 8306660), (10, 6645328), (16, 4153330), (20, 3322664), (32, 2076665), (40, 1661332), (67, 991840), (80, 830666), (134, 495920), (160, 415333), (268, 247960), (335, 198368), (536, 123980), (670, 99184), (1072, 61990), (1340, 49592), (2144, 30995), (2680, 24796), (5360, 12398), (6199, 10720)]