25987140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2447}}^1$

素因数の和:2521

約数の個数: 72

約数和(自身を含む): 80196480

約数和(自身を除く): 54209340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2447, 2655, 3540, 4894, 5310, 7341, 9788, 10620, 12235, 14682, 22023, 24470, 29364, 36705, 44046, 48940, 73410, 88092, 110115, 144373, 146820, 220230, 288746, 433119, 440460, 577492, 721865, 866238, 1299357, 1443730, 1732476, 2165595, 2598714, 2887460, 4331190, 5197428, 6496785, 8662380, 12993570, 25987140]

約数ペア:

[(1, 25987140), (2, 12993570), (3, 8662380), (4, 6496785), (5, 5197428), (6, 4331190), (9, 2887460), (10, 2598714), (12, 2165595), (15, 1732476), (18, 1443730), (20, 1299357), (30, 866238), (36, 721865), (45, 577492), (59, 440460), (60, 433119), (90, 288746), (118, 220230), (177, 146820), (180, 144373), (236, 110115), (295, 88092), (354, 73410), (531, 48940), (590, 44046), (708, 36705), (885, 29364), (1062, 24470), (1180, 22023), (1770, 14682), (2124, 12235), (2447, 10620), (2655, 9788), (3540, 7341), (4894, 5310)]