208894531820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{60899}}^1$

素因数の和:61167

約数の個数: 96

約数和(自身を含む): 481275648000

約数和(自身を除く): 272381116180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 167, 260, 316, 334, 395, 668, 790, 835, 1027, 1580, 1670, 2054, 2171, 3340, 4108, 4342, 5135, 8684, 10270, 10855, 13193, 20540, 21710, 26386, 43420, 52772, 60899, 65965, 121798, 131930, 171509, 243596, 263860, 304495, 343018, 608990, 686036, 791687, 857545, 1217980, 1583374, 1715090, 3166748, 3430180, 3958435, 4811021, 7916870, 9622042, 10170133, 15833740, 19244084, 20340266, 24055105, 40680532, 48110210, 50850665, 62543273, 96220420, 101701330, 125086546, 132211729, 203402660, 250173092, 264423458, 312716365, 528846916, 625432730, 661058645, 803440507, 1250865460, 1322117290, 1606881014, 2644234580, 3213762028, 4017202535, 8034405070, 10444726591, 16068810140, 20889453182, 41778906364, 52223632955, 104447265910, 208894531820]

約数ペア:

[(1, 208894531820), (2, 104447265910), (4, 52223632955), (5, 41778906364), (10, 20889453182), (13, 16068810140), (20, 10444726591), (26, 8034405070), (52, 4017202535), (65, 3213762028), (79, 2644234580), (130, 1606881014), (158, 1322117290), (167, 1250865460), (260, 803440507), (316, 661058645), (334, 625432730), (395, 528846916), (668, 312716365), (790, 264423458), (835, 250173092), (1027, 203402660), (1580, 132211729), (1670, 125086546), (2054, 101701330), (2171, 96220420), (3340, 62543273), (4108, 50850665), (4342, 48110210), (5135, 40680532), (8684, 24055105), (10270, 20340266), (10855, 19244084), (13193, 15833740), (20540, 10170133), (21710, 9622042), (26386, 7916870), (43420, 4811021), (52772, 3958435), (60899, 3430180), (65965, 3166748), (121798, 1715090), (131930, 1583374), (171509, 1217980), (243596, 857545), (263860, 791687), (304495, 686036), (343018, 608990)]