28291238320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{54331}}^1$

素因数の和:54650

約数の個数: 80

約数和(自身を含む): 68880805632

約数和(自身を除く): 40589567312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 283, 368, 460, 566, 920, 1132, 1415, 1840, 2264, 2830, 4528, 5660, 6509, 11320, 13018, 22640, 26036, 32545, 52072, 54331, 65090, 104144, 108662, 130180, 217324, 260360, 271655, 434648, 520720, 543310, 869296, 1086620, 1249613, 2173240, 2499226, 4346480, 4998452, 6248065, 9996904, 12496130, 15375673, 19993808, 24992260, 30751346, 49984520, 61502692, 76878365, 99969040, 123005384, 153756730, 246010768, 307513460, 353640479, 615026920, 707280958, 1230053840, 1414561916, 1768202395, 2829123832, 3536404790, 5658247664, 7072809580, 14145619160, 28291238320]

約数ペア:

[(1, 28291238320), (2, 14145619160), (4, 7072809580), (5, 5658247664), (8, 3536404790), (10, 2829123832), (16, 1768202395), (20, 1414561916), (23, 1230053840), (40, 707280958), (46, 615026920), (80, 353640479), (92, 307513460), (115, 246010768), (184, 153756730), (230, 123005384), (283, 99969040), (368, 76878365), (460, 61502692), (566, 49984520), (920, 30751346), (1132, 24992260), (1415, 19993808), (1840, 15375673), (2264, 12496130), (2830, 9996904), (4528, 6248065), (5660, 4998452), (6509, 4346480), (11320, 2499226), (13018, 2173240), (22640, 1249613), (26036, 1086620), (32545, 869296), (52072, 543310), (54331, 520720), (65090, 434648), (104144, 271655), (108662, 260360), (130180, 217324)]