71270500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{2909}}^1$

素因数の和:2942

約数の個数: 72

約数和(自身を含む): 181130040

約数和(自身を除く): 109859540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 2909, 3500, 4900, 5818, 6125, 11636, 12250, 14545, 20363, 24500, 29090, 40726, 58180, 72725, 81452, 101815, 142541, 145450, 203630, 285082, 290900, 363625, 407260, 509075, 570164, 712705, 727250, 1018150, 1425410, 1454500, 2036300, 2545375, 2850820, 3563525, 5090750, 7127050, 10181500, 14254100, 17817625, 35635250, 71270500]

約数ペア:

[(1, 71270500), (2, 35635250), (4, 17817625), (5, 14254100), (7, 10181500), (10, 7127050), (14, 5090750), (20, 3563525), (25, 2850820), (28, 2545375), (35, 2036300), (49, 1454500), (50, 1425410), (70, 1018150), (98, 727250), (100, 712705), (125, 570164), (140, 509075), (175, 407260), (196, 363625), (245, 290900), (250, 285082), (350, 203630), (490, 145450), (500, 142541), (700, 101815), (875, 81452), (980, 72725), (1225, 58180), (1750, 40726), (2450, 29090), (2909, 24500), (3500, 20363), (4900, 14545), (5818, 12250), (6125, 11636)]