38978005760

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{454501}}^1$

素因数の和:454589

約数の個数: 72

約数和(自身を含む): 94758212976

約数和(自身を除く): 55780207216

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, 10720, 17152, 21440, 42880, 85760, 454501, 909002, 1818004, 2272505, 3636008, 4545010, 7272016, 9090020, 14544032, 18180040, 29088064, 30451567, 36360080, 58176128, 60903134, 72720160, 116352256, 121806268, 145440320, 152257835, 243612536, 290880640, 304515670, 487225072, 581761280, 609031340, 974450144, 1218062680, 1948900288, 2436125360, 3897800576, 4872250720, 7795601152, 9744501440, 19489002880, 38978005760]

約数ペア:

[(1, 38978005760), (2, 19489002880), (4, 9744501440), (5, 7795601152), (8, 4872250720), (10, 3897800576), (16, 2436125360), (20, 1948900288), (32, 1218062680), (40, 974450144), (64, 609031340), (67, 581761280), (80, 487225072), (128, 304515670), (134, 290880640), (160, 243612536), (256, 152257835), (268, 145440320), (320, 121806268), (335, 116352256), (536, 72720160), (640, 60903134), (670, 58176128), (1072, 36360080), (1280, 30451567), (1340, 29088064), (2144, 18180040), (2680, 14544032), (4288, 9090020), (5360, 7272016), (8576, 4545010), (10720, 3636008), (17152, 2272505), (21440, 1818004), (42880, 909002), (85760, 454501)]