57142500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 175818720

約数和(自身を除く): 118676220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 375, 380, 401, 475, 500, 570, 625, 750, 802, 950, 1140, 1203, 1250, 1425, 1500, 1604, 1875, 1900, 2005, 2375, 2406, 2500, 2850, 3750, 4010, 4750, 4812, 5700, 6015, 7125, 7500, 7619, 8020, 9500, 10025, 11875, 12030, 14250, 15238, 20050, 22857, 23750, 24060, 28500, 30075, 30476, 35625, 38095, 40100, 45714, 47500, 50125, 60150, 71250, 76190, 91428, 100250, 114285, 120300, 142500, 150375, 152380, 190475, 200500, 228570, 250625, 300750, 380950, 457140, 501250, 571425, 601500, 751875, 761900, 952375, 1002500, 1142850, 1503750, 1904750, 2285700, 2857125, 3007500, 3809500, 4761875, 5714250, 9523750, 11428500, 14285625, 19047500, 28571250, 57142500]

約数ペア:

[(1, 57142500), (2, 28571250), (3, 19047500), (4, 14285625), (5, 11428500), (6, 9523750), (10, 5714250), (12, 4761875), (15, 3809500), (19, 3007500), (20, 2857125), (25, 2285700), (30, 1904750), (38, 1503750), (50, 1142850), (57, 1002500), (60, 952375), (75, 761900), (76, 751875), (95, 601500), (100, 571425), (114, 501250), (125, 457140), (150, 380950), (190, 300750), (228, 250625), (250, 228570), (285, 200500), (300, 190475), (375, 152380), (380, 150375), (401, 142500), (475, 120300), (500, 114285), (570, 100250), (625, 91428), (750, 76190), (802, 71250), (950, 60150), (1140, 50125), (1203, 47500), (1250, 45714), (1425, 40100), (1500, 38095), (1604, 35625), (1875, 30476), (1900, 30075), (2005, 28500), (2375, 24060), (2406, 23750), (2500, 22857), (2850, 20050), (3750, 15238), (4010, 14250), (4750, 12030), (4812, 11875), (5700, 10025), (6015, 9500), (7125, 8020), (7500, 7619)]