9778400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:756

約数の個数: 72

約数和(自身を含む): 25310880

約数和(自身を除く): 15532480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 719, 800, 850, 1360, 1438, 1700, 2720, 2876, 3400, 3595, 5752, 6800, 7190, 11504, 12223, 13600, 14380, 17975, 23008, 24446, 28760, 35950, 48892, 57520, 61115, 71900, 97784, 115040, 122230, 143800, 195568, 244460, 287600, 305575, 391136, 488920, 575200, 611150, 977840, 1222300, 1955680, 2444600, 4889200, 9778400]

約数ペア:

[(1, 9778400), (2, 4889200), (4, 2444600), (5, 1955680), (8, 1222300), (10, 977840), (16, 611150), (17, 575200), (20, 488920), (25, 391136), (32, 305575), (34, 287600), (40, 244460), (50, 195568), (68, 143800), (80, 122230), (85, 115040), (100, 97784), (136, 71900), (160, 61115), (170, 57520), (200, 48892), (272, 35950), (340, 28760), (400, 24446), (425, 23008), (544, 17975), (680, 14380), (719, 13600), (800, 12223), (850, 11504), (1360, 7190), (1438, 6800), (1700, 5752), (2720, 3595), (2876, 3400)]