205162500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{5471}}^1$

素因数の和:5503

約数の個数: 72

約数和(自身を含む): 598461696

約数和(自身を除く): 393299196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3125, 3750, 5471, 6250, 7500, 9375, 10942, 12500, 16413, 18750, 21884, 27355, 32826, 37500, 54710, 65652, 82065, 109420, 136775, 164130, 273550, 328260, 410325, 547100, 683875, 820650, 1367750, 1641300, 2051625, 2735500, 3419375, 4103250, 6838750, 8206500, 10258125, 13677500, 17096875, 20516250, 34193750, 41032500, 51290625, 68387500, 102581250, 205162500]

約数ペア:

[(1, 205162500), (2, 102581250), (3, 68387500), (4, 51290625), (5, 41032500), (6, 34193750), (10, 20516250), (12, 17096875), (15, 13677500), (20, 10258125), (25, 8206500), (30, 6838750), (50, 4103250), (60, 3419375), (75, 2735500), (100, 2051625), (125, 1641300), (150, 1367750), (250, 820650), (300, 683875), (375, 547100), (500, 410325), (625, 328260), (750, 273550), (1250, 164130), (1500, 136775), (1875, 109420), (2500, 82065), (3125, 65652), (3750, 54710), (5471, 37500), (6250, 32826), (7500, 27355), (9375, 21884), (10942, 18750), (12500, 16413)]