164601320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10211}}^1$

素因数の和:10266

約数の個数: 64

約数和(自身を含む): 411747840

約数和(自身を除く): 247146520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 10211, 16120, 20422, 40844, 51055, 81688, 102110, 132743, 204220, 265486, 316541, 408440, 530972, 633082, 663715, 1061944, 1266164, 1327430, 1582705, 2532328, 2654860, 3165410, 4115033, 5309720, 6330820, 8230066, 12661640, 16460132, 20575165, 32920264, 41150330, 82300660, 164601320]

約数ペア:

[(1, 164601320), (2, 82300660), (4, 41150330), (5, 32920264), (8, 20575165), (10, 16460132), (13, 12661640), (20, 8230066), (26, 6330820), (31, 5309720), (40, 4115033), (52, 3165410), (62, 2654860), (65, 2532328), (104, 1582705), (124, 1327430), (130, 1266164), (155, 1061944), (248, 663715), (260, 633082), (310, 530972), (403, 408440), (520, 316541), (620, 265486), (806, 204220), (1240, 132743), (1612, 102110), (2015, 81688), (3224, 51055), (4030, 40844), (8060, 20422), (10211, 16120)]