103438480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18211}}^1$

素因数の和:18295

約数の個数: 40

約数和(自身を含む): 243895104

約数和(自身を除く): 140456624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 18211, 36422, 72844, 91055, 145688, 182110, 291376, 364220, 728440, 1292981, 1456880, 2585962, 5171924, 6464905, 10343848, 12929810, 20687696, 25859620, 51719240, 103438480]

約数ペア:

[(1, 103438480), (2, 51719240), (4, 25859620), (5, 20687696), (8, 12929810), (10, 10343848), (16, 6464905), (20, 5171924), (40, 2585962), (71, 1456880), (80, 1292981), (142, 728440), (284, 364220), (355, 291376), (568, 182110), (710, 145688), (1136, 91055), (1420, 72844), (2840, 36422), (5680, 18211)]