25222500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 180

約数和(自身を含む): 85285200

約数和(自身を除く): 60062700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 59, 60, 75, 76, 90, 95, 100, 114, 118, 125, 150, 171, 177, 180, 190, 225, 228, 236, 250, 285, 295, 300, 342, 354, 375, 380, 450, 475, 500, 531, 570, 590, 625, 684, 708, 750, 855, 885, 900, 950, 1062, 1121, 1125, 1140, 1180, 1250, 1425, 1475, 1500, 1710, 1770, 1875, 1900, 2124, 2242, 2250, 2375, 2500, 2655, 2850, 2950, 3363, 3420, 3540, 3750, 4275, 4425, 4484, 4500, 4750, 5310, 5605, 5625, 5700, 5900, 6726, 7125, 7375, 7500, 8550, 8850, 9500, 10089, 10620, 11210, 11250, 11875, 13275, 13452, 14250, 14750, 16815, 17100, 17700, 20178, 21375, 22125, 22420, 22500, 23750, 26550, 28025, 28500, 29500, 33630, 35625, 36875, 40356, 42750, 44250, 47500, 50445, 53100, 56050, 66375, 67260, 71250, 73750, 84075, 85500, 88500, 100890, 106875, 110625, 112100, 132750, 140125, 142500, 147500, 168150, 201780, 213750, 221250, 252225, 265500, 280250, 331875, 336300, 420375, 427500, 442500, 504450, 560500, 663750, 700625, 840750, 1008900, 1261125, 1327500, 1401250, 1681500, 2101875, 2522250, 2802500, 4203750, 5044500, 6305625, 8407500, 12611250, 25222500]

約数ペア:

[(1, 25222500), (2, 12611250), (3, 8407500), (4, 6305625), (5, 5044500), (6, 4203750), (9, 2802500), (10, 2522250), (12, 2101875), (15, 1681500), (18, 1401250), (19, 1327500), (20, 1261125), (25, 1008900), (30, 840750), (36, 700625), (38, 663750), (45, 560500), (50, 504450), (57, 442500), (59, 427500), (60, 420375), (75, 336300), (76, 331875), (90, 280250), (95, 265500), (100, 252225), (114, 221250), (118, 213750), (125, 201780), (150, 168150), (171, 147500), (177, 142500), (180, 140125), (190, 132750), (225, 112100), (228, 110625), (236, 106875), (250, 100890), (285, 88500), (295, 85500), (300, 84075), (342, 73750), (354, 71250), (375, 67260), (380, 66375), (450, 56050), (475, 53100), (500, 50445), (531, 47500), (570, 44250), (590, 42750), (625, 40356), (684, 36875), (708, 35625), (750, 33630), (855, 29500), (885, 28500), (900, 28025), (950, 26550), (1062, 23750), (1121, 22500), (1125, 22420), (1140, 22125), (1180, 21375), (1250, 20178), (1425, 17700), (1475, 17100), (1500, 16815), (1710, 14750), (1770, 14250), (1875, 13452), (1900, 13275), (2124, 11875), (2242, 11250), (2250, 11210), (2375, 10620), (2500, 10089), (2655, 9500), (2850, 8850), (2950, 8550), (3363, 7500), (3420, 7375), (3540, 7125), (3750, 6726), (4275, 5900), (4425, 5700), (4484, 5625), (4500, 5605), (4750, 5310)]