52037320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 120839040

約数和(自身を除く): 68801720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 73, 142, 146, 251, 284, 292, 355, 365, 502, 568, 584, 710, 730, 1004, 1255, 1420, 1460, 2008, 2510, 2840, 2920, 5020, 5183, 10040, 10366, 17821, 18323, 20732, 25915, 35642, 36646, 41464, 51830, 71284, 73292, 89105, 91615, 103660, 142568, 146584, 178210, 183230, 207320, 356420, 366460, 712840, 732920, 1300933, 2601866, 5203732, 6504665, 10407464, 13009330, 26018660, 52037320]

約数ペア:

[(1, 52037320), (2, 26018660), (4, 13009330), (5, 10407464), (8, 6504665), (10, 5203732), (20, 2601866), (40, 1300933), (71, 732920), (73, 712840), (142, 366460), (146, 356420), (251, 207320), (284, 183230), (292, 178210), (355, 146584), (365, 142568), (502, 103660), (568, 91615), (584, 89105), (710, 73292), (730, 71284), (1004, 51830), (1255, 41464), (1420, 36646), (1460, 35642), (2008, 25915), (2510, 20732), (2840, 18323), (2920, 17821), (5020, 10366), (5183, 10040)]