61630300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 142352000

約数和(自身を除く): 80721700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 190, 199, 326, 380, 398, 475, 652, 796, 815, 950, 995, 1630, 1900, 1990, 3097, 3260, 3781, 3980, 4075, 4975, 6194, 7562, 8150, 9950, 12388, 15124, 15485, 16300, 18905, 19900, 30970, 32437, 37810, 61940, 64874, 75620, 77425, 94525, 129748, 154850, 162185, 189050, 309700, 324370, 378100, 616303, 648740, 810925, 1232606, 1621850, 2465212, 3081515, 3243700, 6163030, 12326060, 15407575, 30815150, 61630300]

約数ペア:

[(1, 61630300), (2, 30815150), (4, 15407575), (5, 12326060), (10, 6163030), (19, 3243700), (20, 3081515), (25, 2465212), (38, 1621850), (50, 1232606), (76, 810925), (95, 648740), (100, 616303), (163, 378100), (190, 324370), (199, 309700), (326, 189050), (380, 162185), (398, 154850), (475, 129748), (652, 94525), (796, 77425), (815, 75620), (950, 64874), (995, 61940), (1630, 37810), (1900, 32437), (1990, 30970), (3097, 19900), (3260, 18905), (3781, 16300), (3980, 15485), (4075, 15124), (4975, 12388), (6194, 9950), (7562, 8150)]