140757050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12973}}^1$

素因数の和:13023

約数の個数: 48

約数和(自身を含む): 308884992

約数和(自身を除く): 168127942

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 5425, 10850, 12973, 25946, 64865, 90811, 129730, 181622, 324325, 402163, 454055, 648650, 804326, 908110, 2010815, 2270275, 2815141, 4021630, 4540550, 5630282, 10054075, 14075705, 20108150, 28151410, 70378525, 140757050]

約数ペア:

[(1, 140757050), (2, 70378525), (5, 28151410), (7, 20108150), (10, 14075705), (14, 10054075), (25, 5630282), (31, 4540550), (35, 4021630), (50, 2815141), (62, 2270275), (70, 2010815), (155, 908110), (175, 804326), (217, 648650), (310, 454055), (350, 402163), (434, 324325), (775, 181622), (1085, 129730), (1550, 90811), (2170, 64865), (5425, 25946), (10850, 12973)]