189967500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{8443}}^1$

素因数の和:8473

約数の個数: 90

約数和(自身を含む): 600123524

約数和(自身を除く): 410156024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3750, 4500, 5625, 7500, 8443, 11250, 16886, 22500, 25329, 33772, 42215, 50658, 75987, 84430, 101316, 126645, 151974, 168860, 211075, 253290, 303948, 379935, 422150, 506580, 633225, 759870, 844300, 1055375, 1266450, 1519740, 1899675, 2110750, 2532900, 3166125, 3799350, 4221500, 5276875, 6332250, 7598700, 9498375, 10553750, 12664500, 15830625, 18996750, 21107500, 31661250, 37993500, 47491875, 63322500, 94983750, 189967500]

約数ペア:

[(1, 189967500), (2, 94983750), (3, 63322500), (4, 47491875), (5, 37993500), (6, 31661250), (9, 21107500), (10, 18996750), (12, 15830625), (15, 12664500), (18, 10553750), (20, 9498375), (25, 7598700), (30, 6332250), (36, 5276875), (45, 4221500), (50, 3799350), (60, 3166125), (75, 2532900), (90, 2110750), (100, 1899675), (125, 1519740), (150, 1266450), (180, 1055375), (225, 844300), (250, 759870), (300, 633225), (375, 506580), (450, 422150), (500, 379935), (625, 303948), (750, 253290), (900, 211075), (1125, 168860), (1250, 151974), (1500, 126645), (1875, 101316), (2250, 84430), (2500, 75987), (3750, 50658), (4500, 42215), (5625, 33772), (7500, 25329), (8443, 22500), (11250, 16886)]