1325291240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{4001}}^1$

素因数の和:4052

約数の個数: 144

約数和(自身を含む): 3757037580

約数和(自身を除く): 2431746340

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 245, 260, 280, 338, 364, 392, 455, 490, 520, 637, 676, 728, 845, 910, 980, 1183, 1274, 1352, 1690, 1820, 1960, 2366, 2548, 3185, 3380, 3640, 4001, 4732, 5096, 5915, 6370, 6760, 8002, 8281, 9464, 11830, 12740, 16004, 16562, 20005, 23660, 25480, 28007, 32008, 33124, 40010, 41405, 47320, 52013, 56014, 66248, 80020, 82810, 104026, 112028, 140035, 160040, 165620, 196049, 208052, 224056, 260065, 280070, 331240, 364091, 392098, 416104, 520130, 560140, 676169, 728182, 784196, 980245, 1040260, 1120280, 1352338, 1456364, 1568392, 1820455, 1960490, 2080520, 2548637, 2704676, 2912728, 3380845, 3640910, 3920980, 4733183, 5097274, 5409352, 6761690, 7281820, 7841960, 9466366, 10194548, 12743185, 13523380, 14563640, 18932732, 20389096, 23665915, 25486370, 27046760, 33132281, 37865464, 47331830, 50972740, 66264562, 94663660, 101945480, 132529124, 165661405, 189327320, 265058248, 331322810, 662645620, 1325291240]

約数ペア:

[(1, 1325291240), (2, 662645620), (4, 331322810), (5, 265058248), (7, 189327320), (8, 165661405), (10, 132529124), (13, 101945480), (14, 94663660), (20, 66264562), (26, 50972740), (28, 47331830), (35, 37865464), (40, 33132281), (49, 27046760), (52, 25486370), (56, 23665915), (65, 20389096), (70, 18932732), (91, 14563640), (98, 13523380), (104, 12743185), (130, 10194548), (140, 9466366), (169, 7841960), (182, 7281820), (196, 6761690), (245, 5409352), (260, 5097274), (280, 4733183), (338, 3920980), (364, 3640910), (392, 3380845), (455, 2912728), (490, 2704676), (520, 2548637), (637, 2080520), (676, 1960490), (728, 1820455), (845, 1568392), (910, 1456364), (980, 1352338), (1183, 1120280), (1274, 1040260), (1352, 980245), (1690, 784196), (1820, 728182), (1960, 676169), (2366, 560140), (2548, 520130), (3185, 416104), (3380, 392098), (3640, 364091), (4001, 331240), (4732, 280070), (5096, 260065), (5915, 224056), (6370, 208052), (6760, 196049), (8002, 165620), (8281, 160040), (9464, 140035), (11830, 112028), (12740, 104026), (16004, 82810), (16562, 80020), (20005, 66248), (23660, 56014), (25480, 52013), (28007, 47320), (32008, 41405), (33124, 40010)]