71560400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 184512000

約数和(自身を除く): 112951600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 40, 50, 58, 62, 80, 100, 116, 124, 145, 155, 199, 200, 232, 248, 290, 310, 398, 400, 464, 496, 580, 620, 725, 775, 796, 899, 995, 1160, 1240, 1450, 1550, 1592, 1798, 1990, 2320, 2480, 2900, 3100, 3184, 3596, 3980, 4495, 4975, 5771, 5800, 6169, 6200, 7192, 7960, 8990, 9950, 11542, 11600, 12338, 12400, 14384, 15920, 17980, 19900, 22475, 23084, 24676, 28855, 30845, 35960, 39800, 44950, 46168, 49352, 57710, 61690, 71920, 79600, 89900, 92336, 98704, 115420, 123380, 144275, 154225, 178901, 179800, 230840, 246760, 288550, 308450, 357802, 359600, 461680, 493520, 577100, 616900, 715604, 894505, 1154200, 1233800, 1431208, 1789010, 2308400, 2467600, 2862416, 3578020, 4472525, 7156040, 8945050, 14312080, 17890100, 35780200, 71560400]

約数ペア:

[(1, 71560400), (2, 35780200), (4, 17890100), (5, 14312080), (8, 8945050), (10, 7156040), (16, 4472525), (20, 3578020), (25, 2862416), (29, 2467600), (31, 2308400), (40, 1789010), (50, 1431208), (58, 1233800), (62, 1154200), (80, 894505), (100, 715604), (116, 616900), (124, 577100), (145, 493520), (155, 461680), (199, 359600), (200, 357802), (232, 308450), (248, 288550), (290, 246760), (310, 230840), (398, 179800), (400, 178901), (464, 154225), (496, 144275), (580, 123380), (620, 115420), (725, 98704), (775, 92336), (796, 89900), (899, 79600), (995, 71920), (1160, 61690), (1240, 57710), (1450, 49352), (1550, 46168), (1592, 44950), (1798, 39800), (1990, 35960), (2320, 30845), (2480, 28855), (2900, 24676), (3100, 23084), (3184, 22475), (3596, 19900), (3980, 17980), (4495, 15920), (4975, 14384), (5771, 12400), (5800, 12338), (6169, 11600), (6200, 11542), (7192, 9950), (7960, 8990)]