71409040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14633}}^1$

素因数の和:14707

約数の個数: 40

約数和(自身を含む): 168759288

約数和(自身を除く): 97350248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 14633, 29266, 58532, 73165, 117064, 146330, 234128, 292660, 585320, 892613, 1170640, 1785226, 3570452, 4463065, 7140904, 8926130, 14281808, 17852260, 35704520, 71409040]

約数ペア:

[(1, 71409040), (2, 35704520), (4, 17852260), (5, 14281808), (8, 8926130), (10, 7140904), (16, 4463065), (20, 3570452), (40, 1785226), (61, 1170640), (80, 892613), (122, 585320), (244, 292660), (305, 234128), (488, 146330), (610, 117064), (976, 73165), (1220, 58532), (2440, 29266), (4880, 14633)]