329686240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5113}}^1$

素因数の和:5172

約数の個数: 96

約数和(自身を含む): 866025216

約数和(自身を除く): 536338976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4960, 5113, 6448, 8060, 10226, 12896, 16120, 20452, 25565, 32240, 40904, 51130, 64480, 66469, 81808, 102260, 132938, 158503, 163616, 204520, 265876, 317006, 332345, 409040, 531752, 634012, 664690, 792515, 818080, 1063504, 1268024, 1329380, 1585030, 2060539, 2127008, 2536048, 2658760, 3170060, 4121078, 5072096, 5317520, 6340120, 8242156, 10302695, 10635040, 12680240, 16484312, 20605390, 25360480, 32968624, 41210780, 65937248, 82421560, 164843120, 329686240]

約数ペア:

[(1, 329686240), (2, 164843120), (4, 82421560), (5, 65937248), (8, 41210780), (10, 32968624), (13, 25360480), (16, 20605390), (20, 16484312), (26, 12680240), (31, 10635040), (32, 10302695), (40, 8242156), (52, 6340120), (62, 5317520), (65, 5072096), (80, 4121078), (104, 3170060), (124, 2658760), (130, 2536048), (155, 2127008), (160, 2060539), (208, 1585030), (248, 1329380), (260, 1268024), (310, 1063504), (403, 818080), (416, 792515), (496, 664690), (520, 634012), (620, 531752), (806, 409040), (992, 332345), (1040, 317006), (1240, 265876), (1612, 204520), (2015, 163616), (2080, 158503), (2480, 132938), (3224, 102260), (4030, 81808), (4960, 66469), (5113, 64480), (6448, 51130), (8060, 40904), (10226, 32240), (12896, 25565), (16120, 20452)]