25520880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1415

約数の個数: 160

約数和(自身を含む): 98707968

約数和(自身を除く): 73187088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1381, 1540, 1680, 1848, 2310, 2640, 2762, 3080, 3696, 4143, 4620, 5524, 6160, 6905, 8286, 9240, 9667, 11048, 13810, 15191, 16572, 18480, 19334, 20715, 22096, 27620, 29001, 30382, 33144, 38668, 41430, 45573, 48335, 55240, 58002, 60764, 66288, 75955, 77336, 82860, 91146, 96670, 106337, 110480, 116004, 121528, 145005, 151910, 154672, 165720, 182292, 193340, 212674, 227865, 232008, 243056, 290010, 303820, 319011, 331440, 364584, 386680, 425348, 455730, 464016, 531685, 580020, 607640, 638022, 729168, 773360, 850696, 911460, 1063370, 1160040, 1215280, 1276044, 1595055, 1701392, 1822920, 2126740, 2320080, 2552088, 3190110, 3645840, 4253480, 5104176, 6380220, 8506960, 12760440, 25520880]

約数ペア:

[(1, 25520880), (2, 12760440), (3, 8506960), (4, 6380220), (5, 5104176), (6, 4253480), (7, 3645840), (8, 3190110), (10, 2552088), (11, 2320080), (12, 2126740), (14, 1822920), (15, 1701392), (16, 1595055), (20, 1276044), (21, 1215280), (22, 1160040), (24, 1063370), (28, 911460), (30, 850696), (33, 773360), (35, 729168), (40, 638022), (42, 607640), (44, 580020), (48, 531685), (55, 464016), (56, 455730), (60, 425348), (66, 386680), (70, 364584), (77, 331440), (80, 319011), (84, 303820), (88, 290010), (105, 243056), (110, 232008), (112, 227865), (120, 212674), (132, 193340), (140, 182292), (154, 165720), (165, 154672), (168, 151910), (176, 145005), (210, 121528), (220, 116004), (231, 110480), (240, 106337), (264, 96670), (280, 91146), (308, 82860), (330, 77336), (336, 75955), (385, 66288), (420, 60764), (440, 58002), (462, 55240), (528, 48335), (560, 45573), (616, 41430), (660, 38668), (770, 33144), (840, 30382), (880, 29001), (924, 27620), (1155, 22096), (1232, 20715), (1320, 19334), (1381, 18480), (1540, 16572), (1680, 15191), (1848, 13810), (2310, 11048), (2640, 9667), (2762, 9240), (3080, 8286), (3696, 6905), (4143, 6160), (4620, 5524)]