25315320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{210961}}^1$

素因数の和:210975

約数の個数: 32

約数和(自身を含む): 75946320

約数和(自身を除く): 50631000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 210961, 421922, 632883, 843844, 1054805, 1265766, 1687688, 2109610, 2531532, 3164415, 4219220, 5063064, 6328830, 8438440, 12657660, 25315320]

約数ペア:

[(1, 25315320), (2, 12657660), (3, 8438440), (4, 6328830), (5, 5063064), (6, 4219220), (8, 3164415), (10, 2531532), (12, 2109610), (15, 1687688), (20, 1265766), (24, 1054805), (30, 843844), (40, 632883), (60, 421922), (120, 210961)]