66021880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 159408000

約数和(自身を除く): 93386120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1229, 1343, 1580, 2458, 2686, 3160, 4916, 5372, 6145, 6715, 9832, 10744, 12290, 13430, 20893, 24580, 26860, 41786, 49160, 53720, 83572, 97091, 104465, 167144, 194182, 208930, 388364, 417860, 485455, 776728, 835720, 970910, 1650547, 1941820, 3301094, 3883640, 6602188, 8252735, 13204376, 16505470, 33010940, 66021880]

約数ペア:

[(1, 66021880), (2, 33010940), (4, 16505470), (5, 13204376), (8, 8252735), (10, 6602188), (17, 3883640), (20, 3301094), (34, 1941820), (40, 1650547), (68, 970910), (79, 835720), (85, 776728), (136, 485455), (158, 417860), (170, 388364), (316, 208930), (340, 194182), (395, 167144), (632, 104465), (680, 97091), (790, 83572), (1229, 53720), (1343, 49160), (1580, 41786), (2458, 26860), (2686, 24580), (3160, 20893), (4916, 13430), (5372, 12290), (6145, 10744), (6715, 9832)]