102989720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 238533120

約数和(自身を除く): 135543400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 83, 134, 166, 268, 332, 335, 415, 463, 536, 664, 670, 830, 926, 1340, 1660, 1852, 2315, 2680, 3320, 3704, 4630, 5561, 9260, 11122, 18520, 22244, 27805, 31021, 38429, 44488, 55610, 62042, 76858, 111220, 124084, 153716, 155105, 192145, 222440, 248168, 307432, 310210, 384290, 620420, 768580, 1240840, 1537160, 2574743, 5149486, 10298972, 12873715, 20597944, 25747430, 51494860, 102989720]

約数ペア:

[(1, 102989720), (2, 51494860), (4, 25747430), (5, 20597944), (8, 12873715), (10, 10298972), (20, 5149486), (40, 2574743), (67, 1537160), (83, 1240840), (134, 768580), (166, 620420), (268, 384290), (332, 310210), (335, 307432), (415, 248168), (463, 222440), (536, 192145), (664, 155105), (670, 153716), (830, 124084), (926, 111220), (1340, 76858), (1660, 62042), (1852, 55610), (2315, 44488), (2680, 38429), (3320, 31021), (3704, 27805), (4630, 22244), (5561, 18520), (9260, 11122)]