82466720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2590

約数の個数: 96

約数和(自身を含む): 230428800

約数和(自身を除く): 147962080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 2539, 3248, 4060, 4640, 5078, 6496, 8120, 10156, 12695, 16240, 17773, 20312, 25390, 32480, 35546, 40624, 50780, 71092, 73631, 81248, 88865, 101560, 142184, 147262, 177730, 203120, 284368, 294524, 355460, 368155, 406240, 515417, 568736, 589048, 710920, 736310, 1030834, 1178096, 1421840, 1472620, 2061668, 2356192, 2577085, 2843680, 2945240, 4123336, 5154170, 5890480, 8246672, 10308340, 11780960, 16493344, 20616680, 41233360, 82466720]

約数ペア:

[(1, 82466720), (2, 41233360), (4, 20616680), (5, 16493344), (7, 11780960), (8, 10308340), (10, 8246672), (14, 5890480), (16, 5154170), (20, 4123336), (28, 2945240), (29, 2843680), (32, 2577085), (35, 2356192), (40, 2061668), (56, 1472620), (58, 1421840), (70, 1178096), (80, 1030834), (112, 736310), (116, 710920), (140, 589048), (145, 568736), (160, 515417), (203, 406240), (224, 368155), (232, 355460), (280, 294524), (290, 284368), (406, 203120), (464, 177730), (560, 147262), (580, 142184), (812, 101560), (928, 88865), (1015, 81248), (1120, 73631), (1160, 71092), (1624, 50780), (2030, 40624), (2320, 35546), (2539, 32480), (3248, 25390), (4060, 20312), (4640, 17773), (5078, 16240), (6496, 12695), (8120, 10156)]