31738720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15259}}^1$

素因数の和:15287

約数の個数: 48

約数和(自身を含む): 80755920

約数和(自身を除く): 49017200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 15259, 30518, 61036, 76295, 122072, 152590, 198367, 244144, 305180, 396734, 488288, 610360, 793468, 991835, 1220720, 1586936, 1983670, 2441440, 3173872, 3967340, 6347744, 7934680, 15869360, 31738720]

約数ペア:

[(1, 31738720), (2, 15869360), (4, 7934680), (5, 6347744), (8, 3967340), (10, 3173872), (13, 2441440), (16, 1983670), (20, 1586936), (26, 1220720), (32, 991835), (40, 793468), (52, 610360), (65, 488288), (80, 396734), (104, 305180), (130, 244144), (160, 198367), (208, 152590), (260, 122072), (416, 76295), (520, 61036), (1040, 30518), (2080, 15259)]