9926475520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31397}}^1$

素因数の和:31450

約数の個数: 144

約数和(自身を含む): 26954555040

約数和(自身を除く): 17028079520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1280, 1520, 1664, 1976, 2080, 2432, 2470, 3040, 3328, 3952, 4160, 4864, 4940, 6080, 7904, 8320, 9880, 12160, 15808, 16640, 19760, 24320, 31397, 31616, 39520, 62794, 63232, 79040, 125588, 156985, 158080, 251176, 313970, 316160, 408161, 502352, 596543, 627940, 816322, 1004704, 1193086, 1255880, 1632644, 2009408, 2040805, 2386172, 2511760, 2982715, 3265288, 4018816, 4081610, 4772344, 5023520, 5965430, 6530576, 7755059, 8037632, 8163220, 9544688, 10047040, 11930860, 13061152, 15510118, 16326440, 19089376, 20094080, 23861720, 26122304, 31020236, 32652880, 38178752, 38775295, 40188160, 47723440, 52244608, 62040472, 65305760, 76357504, 77550590, 95446880, 104489216, 124080944, 130611520, 152715008, 155101180, 190893760, 248161888, 261223040, 310202360, 381787520, 496323776, 522446080, 620404720, 763575040, 992647552, 1240809440, 1985295104, 2481618880, 4963237760, 9926475520]

約数ペア:

[(1, 9926475520), (2, 4963237760), (4, 2481618880), (5, 1985295104), (8, 1240809440), (10, 992647552), (13, 763575040), (16, 620404720), (19, 522446080), (20, 496323776), (26, 381787520), (32, 310202360), (38, 261223040), (40, 248161888), (52, 190893760), (64, 155101180), (65, 152715008), (76, 130611520), (80, 124080944), (95, 104489216), (104, 95446880), (128, 77550590), (130, 76357504), (152, 65305760), (160, 62040472), (190, 52244608), (208, 47723440), (247, 40188160), (256, 38775295), (260, 38178752), (304, 32652880), (320, 31020236), (380, 26122304), (416, 23861720), (494, 20094080), (520, 19089376), (608, 16326440), (640, 15510118), (760, 13061152), (832, 11930860), (988, 10047040), (1040, 9544688), (1216, 8163220), (1235, 8037632), (1280, 7755059), (1520, 6530576), (1664, 5965430), (1976, 5023520), (2080, 4772344), (2432, 4081610), (2470, 4018816), (3040, 3265288), (3328, 2982715), (3952, 2511760), (4160, 2386172), (4864, 2040805), (4940, 2009408), (6080, 1632644), (7904, 1255880), (8320, 1193086), (9880, 1004704), (12160, 816322), (15808, 627940), (16640, 596543), (19760, 502352), (24320, 408161), (31397, 316160), (31616, 313970), (39520, 251176), (62794, 158080), (63232, 156985), (79040, 125588)]