78359320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4916

約数の個数: 64

約数和(自身を含む): 196035840

約数和(自身を除く): 117676520

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, 4861, 8060, 9722, 16120, 19444, 24305, 38888, 48610, 63193, 97220, 126386, 150691, 194440, 252772, 301382, 315965, 505544, 602764, 631930, 753455, 1205528, 1263860, 1506910, 1958983, 2527720, 3013820, 3917966, 6027640, 7835932, 9794915, 15671864, 19589830, 39179660, 78359320]

約数ペア:

[(1, 78359320), (2, 39179660), (4, 19589830), (5, 15671864), (8, 9794915), (10, 7835932), (13, 6027640), (20, 3917966), (26, 3013820), (31, 2527720), (40, 1958983), (52, 1506910), (62, 1263860), (65, 1205528), (104, 753455), (124, 631930), (130, 602764), (155, 505544), (248, 315965), (260, 301382), (310, 252772), (403, 194440), (520, 150691), (620, 126386), (806, 97220), (1240, 63193), (1612, 48610), (2015, 38888), (3224, 24305), (4030, 19444), (4861, 16120), (8060, 9722)]