28689200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4254

約数の個数: 60

約数和(自身を含む): 72997560

約数和(自身を除く): 44308360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 4219, 6800, 8438, 16876, 21095, 33752, 42190, 67504, 71723, 84380, 105475, 143446, 168760, 210950, 286892, 337520, 358615, 421900, 573784, 717230, 843800, 1147568, 1434460, 1687600, 1793075, 2868920, 3586150, 5737840, 7172300, 14344600, 28689200]

約数ペア:

[(1, 28689200), (2, 14344600), (4, 7172300), (5, 5737840), (8, 3586150), (10, 2868920), (16, 1793075), (17, 1687600), (20, 1434460), (25, 1147568), (34, 843800), (40, 717230), (50, 573784), (68, 421900), (80, 358615), (85, 337520), (100, 286892), (136, 210950), (170, 168760), (200, 143446), (272, 105475), (340, 84380), (400, 71723), (425, 67504), (680, 42190), (850, 33752), (1360, 21095), (1700, 16876), (3400, 8438), (4219, 6800)]