2152861600

素因数分解:

$2^5\times 5^2\times {\mathrm{199}}^1\times {\mathrm{13523}}^1$

素因数の和:13742

約数の個数: 72

約数和(自身を含む): 5282474400

約数和(自身を除く): 3129612800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 199, 200, 398, 400, 796, 800, 995, 1592, 1990, 3184, 3980, 4975, 6368, 7960, 9950, 13523, 15920, 19900, 27046, 31840, 39800, 54092, 67615, 79600, 108184, 135230, 159200, 216368, 270460, 338075, 432736, 540920, 676150, 1081840, 1352300, 2163680, 2691077, 2704600, 5382154, 5409200, 10764308, 10818400, 13455385, 21528616, 26910770, 43057232, 53821540, 67276925, 86114464, 107643080, 134553850, 215286160, 269107700, 430572320, 538215400, 1076430800, 2152861600]

約数ペア:

[(1, 2152861600), (2, 1076430800), (4, 538215400), (5, 430572320), (8, 269107700), (10, 215286160), (16, 134553850), (20, 107643080), (25, 86114464), (32, 67276925), (40, 53821540), (50, 43057232), (80, 26910770), (100, 21528616), (160, 13455385), (199, 10818400), (200, 10764308), (398, 5409200), (400, 5382154), (796, 2704600), (800, 2691077), (995, 2163680), (1592, 1352300), (1990, 1081840), (3184, 676150), (3980, 540920), (4975, 432736), (6368, 338075), (7960, 270460), (9950, 216368), (13523, 159200), (15920, 135230), (19900, 108184), (27046, 79600), (31840, 67615), (39800, 54092)]