142723750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{8783}}^1$

素因数の和:8818

約数の個数: 40

約数和(自身を含む): 288132768

約数和(自身を除く): 145409018

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 8783, 16250, 17566, 43915, 87830, 114179, 219575, 228358, 439150, 570895, 1097875, 1141790, 2195750, 2854475, 5489375, 5708950, 10978750, 14272375, 28544750, 71361875, 142723750]

約数ペア:

[(1, 142723750), (2, 71361875), (5, 28544750), (10, 14272375), (13, 10978750), (25, 5708950), (26, 5489375), (50, 2854475), (65, 2195750), (125, 1141790), (130, 1097875), (250, 570895), (325, 439150), (625, 228358), (650, 219575), (1250, 114179), (1625, 87830), (3250, 43915), (8125, 17566), (8783, 16250)]