64174780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{601}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 142601760

約数和(自身を除く): 78426980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 380, 562, 601, 1124, 1202, 1405, 2404, 2810, 3005, 5339, 5620, 6010, 10678, 11419, 12020, 21356, 22838, 26695, 45676, 53390, 57095, 106780, 114190, 168881, 228380, 337762, 675524, 844405, 1688810, 3208739, 3377620, 6417478, 12834956, 16043695, 32087390, 64174780]

約数ペア:

[(1, 64174780), (2, 32087390), (4, 16043695), (5, 12834956), (10, 6417478), (19, 3377620), (20, 3208739), (38, 1688810), (76, 844405), (95, 675524), (190, 337762), (281, 228380), (380, 168881), (562, 114190), (601, 106780), (1124, 57095), (1202, 53390), (1405, 45676), (2404, 26695), (2810, 22838), (3005, 21356), (5339, 12020), (5620, 11419), (6010, 10678)]