87655360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 112

約数和(自身を含む): 236829600

約数和(自身を除く): 149174240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1109, 1216, 1235, 1520, 1976, 2080, 2218, 2470, 3040, 3952, 4160, 4436, 4940, 5545, 6080, 7904, 8872, 9880, 11090, 14417, 15808, 17744, 19760, 21071, 22180, 28834, 35488, 39520, 42142, 44360, 57668, 70976, 72085, 79040, 84284, 88720, 105355, 115336, 144170, 168568, 177440, 210710, 230672, 273923, 288340, 337136, 354880, 421420, 461344, 547846, 576680, 674272, 842840, 922688, 1095692, 1153360, 1348544, 1369615, 1685680, 2191384, 2306720, 2739230, 3371360, 4382768, 4613440, 5478460, 6742720, 8765536, 10956920, 17531072, 21913840, 43827680, 87655360]

約数ペア:

[(1, 87655360), (2, 43827680), (4, 21913840), (5, 17531072), (8, 10956920), (10, 8765536), (13, 6742720), (16, 5478460), (19, 4613440), (20, 4382768), (26, 3371360), (32, 2739230), (38, 2306720), (40, 2191384), (52, 1685680), (64, 1369615), (65, 1348544), (76, 1153360), (80, 1095692), (95, 922688), (104, 842840), (130, 674272), (152, 576680), (160, 547846), (190, 461344), (208, 421420), (247, 354880), (260, 337136), (304, 288340), (320, 273923), (380, 230672), (416, 210710), (494, 177440), (520, 168568), (608, 144170), (760, 115336), (832, 105355), (988, 88720), (1040, 84284), (1109, 79040), (1216, 72085), (1235, 70976), (1520, 57668), (1976, 44360), (2080, 42142), (2218, 39520), (2470, 35488), (3040, 28834), (3952, 22180), (4160, 21071), (4436, 19760), (4940, 17744), (5545, 15808), (6080, 14417), (7904, 11090), (8872, 9880)]