54759640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 141926400

約数和(自身を除く): 87166760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 43, 52, 62, 65, 79, 86, 104, 124, 130, 155, 158, 172, 215, 248, 260, 310, 316, 344, 395, 403, 430, 520, 559, 620, 632, 790, 806, 860, 1027, 1118, 1240, 1333, 1580, 1612, 1720, 2015, 2054, 2236, 2449, 2666, 2795, 3160, 3224, 3397, 4030, 4108, 4472, 4898, 5135, 5332, 5590, 6665, 6794, 8060, 8216, 9796, 10270, 10664, 11180, 12245, 13330, 13588, 16120, 16985, 17329, 19592, 20540, 22360, 24490, 26660, 27176, 31837, 33970, 34658, 41080, 44161, 48980, 53320, 63674, 67940, 69316, 86645, 88322, 97960, 105307, 127348, 135880, 138632, 159185, 173290, 176644, 210614, 220805, 254696, 318370, 346580, 353288, 421228, 441610, 526535, 636740, 693160, 842456, 883220, 1053070, 1273480, 1368991, 1766440, 2106140, 2737982, 4212280, 5475964, 6844955, 10951928, 13689910, 27379820, 54759640]

約数ペア:

[(1, 54759640), (2, 27379820), (4, 13689910), (5, 10951928), (8, 6844955), (10, 5475964), (13, 4212280), (20, 2737982), (26, 2106140), (31, 1766440), (40, 1368991), (43, 1273480), (52, 1053070), (62, 883220), (65, 842456), (79, 693160), (86, 636740), (104, 526535), (124, 441610), (130, 421228), (155, 353288), (158, 346580), (172, 318370), (215, 254696), (248, 220805), (260, 210614), (310, 176644), (316, 173290), (344, 159185), (395, 138632), (403, 135880), (430, 127348), (520, 105307), (559, 97960), (620, 88322), (632, 86645), (790, 69316), (806, 67940), (860, 63674), (1027, 53320), (1118, 48980), (1240, 44161), (1333, 41080), (1580, 34658), (1612, 33970), (1720, 31837), (2015, 27176), (2054, 26660), (2236, 24490), (2449, 22360), (2666, 20540), (2795, 19592), (3160, 17329), (3224, 16985), (3397, 16120), (4030, 13588), (4108, 13330), (4472, 12245), (4898, 11180), (5135, 10664), (5332, 10270), (5590, 9796), (6665, 8216), (6794, 8060)]