51442500

素因数分解:

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

素因数の和:84

約数の個数: 120

約数和(自身を含む): 158324320

約数和(自身を除く): 106881820

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, 361, 375, 380, 475, 500, 570, 625, 722, 750, 950, 1083, 1140, 1250, 1425, 1444, 1500, 1805, 1875, 1900, 2166, 2375, 2500, 2850, 3610, 3750, 4332, 4750, 5415, 5700, 6859, 7125, 7220, 7500, 9025, 9500, 10830, 11875, 13718, 14250, 18050, 20577, 21660, 23750, 27075, 27436, 28500, 34295, 35625, 36100, 41154, 45125, 47500, 54150, 68590, 71250, 82308, 90250, 102885, 108300, 135375, 137180, 142500, 171475, 180500, 205770, 225625, 270750, 342950, 411540, 451250, 514425, 541500, 676875, 685900, 857375, 902500, 1028850, 1353750, 1714750, 2057700, 2572125, 2707500, 3429500, 4286875, 5144250, 8573750, 10288500, 12860625, 17147500, 25721250, 51442500]

約数ペア:

[(1, 51442500), (2, 25721250), (3, 17147500), (4, 12860625), (5, 10288500), (6, 8573750), (10, 5144250), (12, 4286875), (15, 3429500), (19, 2707500), (20, 2572125), (25, 2057700), (30, 1714750), (38, 1353750), (50, 1028850), (57, 902500), (60, 857375), (75, 685900), (76, 676875), (95, 541500), (100, 514425), (114, 451250), (125, 411540), (150, 342950), (190, 270750), (228, 225625), (250, 205770), (285, 180500), (300, 171475), (361, 142500), (375, 137180), (380, 135375), (475, 108300), (500, 102885), (570, 90250), (625, 82308), (722, 71250), (750, 68590), (950, 54150), (1083, 47500), (1140, 45125), (1250, 41154), (1425, 36100), (1444, 35625), (1500, 34295), (1805, 28500), (1875, 27436), (1900, 27075), (2166, 23750), (2375, 21660), (2500, 20577), (2850, 18050), (3610, 14250), (3750, 13718), (4332, 11875), (4750, 10830), (5415, 9500), (5700, 9025), (6859, 7500), (7125, 7220)]