79903980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34147}}^1$

素因数の和:34175

約数の個数: 72

約数和(自身を含む): 261027312

約数和(自身を除く): 181123332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 34147, 68294, 102441, 136588, 170735, 204882, 307323, 341470, 409764, 443911, 512205, 614646, 682940, 887822, 1024410, 1229292, 1331733, 1536615, 1775644, 2048820, 2219555, 2663466, 3073230, 3995199, 4439110, 5326932, 6146460, 6658665, 7990398, 8878220, 13317330, 15980796, 19975995, 26634660, 39951990, 79903980]

約数ペア:

[(1, 79903980), (2, 39951990), (3, 26634660), (4, 19975995), (5, 15980796), (6, 13317330), (9, 8878220), (10, 7990398), (12, 6658665), (13, 6146460), (15, 5326932), (18, 4439110), (20, 3995199), (26, 3073230), (30, 2663466), (36, 2219555), (39, 2048820), (45, 1775644), (52, 1536615), (60, 1331733), (65, 1229292), (78, 1024410), (90, 887822), (117, 682940), (130, 614646), (156, 512205), (180, 443911), (195, 409764), (234, 341470), (260, 307323), (390, 204882), (468, 170735), (585, 136588), (780, 102441), (1170, 68294), (2340, 34147)]