507394880

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20071}}^1$

素因数の和:20167

約数の個数: 56

約数和(自身を含む): 1223589120

約数和(自身を除く): 716194240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 12640, 20071, 25280, 40142, 80284, 100355, 160568, 200710, 321136, 401420, 642272, 802840, 1284544, 1585609, 1605680, 3171218, 3211360, 6342436, 6422720, 7928045, 12684872, 15856090, 25369744, 31712180, 50739488, 63424360, 101478976, 126848720, 253697440, 507394880]

約数ペア:

[(1, 507394880), (2, 253697440), (4, 126848720), (5, 101478976), (8, 63424360), (10, 50739488), (16, 31712180), (20, 25369744), (32, 15856090), (40, 12684872), (64, 7928045), (79, 6422720), (80, 6342436), (158, 3211360), (160, 3171218), (316, 1605680), (320, 1585609), (395, 1284544), (632, 802840), (790, 642272), (1264, 401420), (1580, 321136), (2528, 200710), (3160, 160568), (5056, 100355), (6320, 80284), (12640, 40142), (20071, 25280)]