26537680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 160

約数和(自身を含む): 74995200

約数和(自身を除く): 48457520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 79, 80, 85, 95, 104, 130, 136, 152, 158, 170, 190, 208, 221, 247, 260, 272, 304, 316, 323, 340, 380, 395, 442, 494, 520, 632, 646, 680, 760, 790, 884, 988, 1027, 1040, 1105, 1235, 1264, 1292, 1343, 1360, 1501, 1520, 1580, 1615, 1768, 1976, 2054, 2210, 2470, 2584, 2686, 3002, 3160, 3230, 3536, 3952, 4108, 4199, 4420, 4940, 5135, 5168, 5372, 6004, 6320, 6460, 6715, 7505, 8216, 8398, 8840, 9880, 10270, 10744, 12008, 12920, 13430, 15010, 16432, 16796, 17459, 17680, 19513, 19760, 20540, 20995, 21488, 24016, 25517, 25840, 26860, 30020, 33592, 34918, 39026, 41080, 41990, 51034, 53720, 60040, 67184, 69836, 78052, 82160, 83980, 87295, 97565, 102068, 107440, 120080, 127585, 139672, 156104, 167960, 174590, 195130, 204136, 255170, 279344, 312208, 331721, 335920, 349180, 390260, 408272, 510340, 663442, 698360, 780520, 1020680, 1326884, 1396720, 1561040, 1658605, 2041360, 2653768, 3317210, 5307536, 6634420, 13268840, 26537680]

約数ペア:

[(1, 26537680), (2, 13268840), (4, 6634420), (5, 5307536), (8, 3317210), (10, 2653768), (13, 2041360), (16, 1658605), (17, 1561040), (19, 1396720), (20, 1326884), (26, 1020680), (34, 780520), (38, 698360), (40, 663442), (52, 510340), (65, 408272), (68, 390260), (76, 349180), (79, 335920), (80, 331721), (85, 312208), (95, 279344), (104, 255170), (130, 204136), (136, 195130), (152, 174590), (158, 167960), (170, 156104), (190, 139672), (208, 127585), (221, 120080), (247, 107440), (260, 102068), (272, 97565), (304, 87295), (316, 83980), (323, 82160), (340, 78052), (380, 69836), (395, 67184), (442, 60040), (494, 53720), (520, 51034), (632, 41990), (646, 41080), (680, 39026), (760, 34918), (790, 33592), (884, 30020), (988, 26860), (1027, 25840), (1040, 25517), (1105, 24016), (1235, 21488), (1264, 20995), (1292, 20540), (1343, 19760), (1360, 19513), (1501, 17680), (1520, 17459), (1580, 16796), (1615, 16432), (1768, 15010), (1976, 13430), (2054, 12920), (2210, 12008), (2470, 10744), (2584, 10270), (2686, 9880), (3002, 8840), (3160, 8398), (3230, 8216), (3536, 7505), (3952, 6715), (4108, 6460), (4199, 6320), (4420, 6004), (4940, 5372), (5135, 5168)]