78205010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3023}}^1$

素因数の和:3242

約数の個数: 32

約数和(自身を含む): 152409600

約数和(自身を除く): 74204590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 3023, 5174, 6046, 12935, 15115, 25870, 30230, 39299, 78598, 196495, 392990, 601577, 1203154, 3007885, 6015770, 7820501, 15641002, 39102505, 78205010]

約数ペア:

[(1, 78205010), (2, 39102505), (5, 15641002), (10, 7820501), (13, 6015770), (26, 3007885), (65, 1203154), (130, 601577), (199, 392990), (398, 196495), (995, 78598), (1990, 39299), (2587, 30230), (3023, 25870), (5174, 15115), (6046, 12935)]