69163240

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{1327}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 155854080

約数和(自身を除く): 86690840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 1327, 2606, 2654, 5212, 5308, 6515, 6635, 10424, 10616, 13030, 13270, 26060, 26540, 52120, 53080, 1729081, 3458162, 6916324, 8645405, 13832648, 17290810, 34581620, 69163240]

約数ペア:

[(1, 69163240), (2, 34581620), (4, 17290810), (5, 13832648), (8, 8645405), (10, 6916324), (20, 3458162), (40, 1729081), (1303, 53080), (1327, 52120), (2606, 26540), (2654, 26060), (5212, 13270), (5308, 13030), (6515, 10616), (6635, 10424)]