805886720

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9397}}^1$

素因数の和:9485

約数の個数: 72

約数和(自身を含む): 1959370224

約数和(自身を除く): 1153483504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 1072, 1280, 1340, 2144, 2680, 4288, 5360, 8576, 9397, 10720, 17152, 18794, 21440, 37588, 42880, 46985, 75176, 85760, 93970, 150352, 187940, 300704, 375880, 601408, 629599, 751760, 1202816, 1259198, 1503520, 2405632, 2518396, 3007040, 3147995, 5036792, 6014080, 6295990, 10073584, 12028160, 12591980, 20147168, 25183960, 40294336, 50367920, 80588672, 100735840, 161177344, 201471680, 402943360, 805886720]

約数ペア:

[(1, 805886720), (2, 402943360), (4, 201471680), (5, 161177344), (8, 100735840), (10, 80588672), (16, 50367920), (20, 40294336), (32, 25183960), (40, 20147168), (64, 12591980), (67, 12028160), (80, 10073584), (128, 6295990), (134, 6014080), (160, 5036792), (256, 3147995), (268, 3007040), (320, 2518396), (335, 2405632), (536, 1503520), (640, 1259198), (670, 1202816), (1072, 751760), (1280, 629599), (1340, 601408), (2144, 375880), (2680, 300704), (4288, 187940), (5360, 150352), (8576, 93970), (9397, 85760), (10720, 75176), (17152, 46985), (18794, 42880), (21440, 37588)]