8021218750

素因数分解:

$2^1\times 5^6\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 112

約数和(自身を含む): 15946670880

約数和(自身を除く): 7925452130

約数列:

[1, 2, 5, 10, 25, 29, 50, 53, 58, 106, 125, 145, 167, 250, 265, 290, 334, 530, 625, 725, 835, 1250, 1325, 1450, 1537, 1670, 2650, 3074, 3125, 3625, 4175, 4843, 6250, 6625, 7250, 7685, 8350, 8851, 9686, 13250, 15370, 15625, 17702, 18125, 20875, 24215, 31250, 33125, 36250, 38425, 41750, 44255, 48430, 66250, 76850, 88510, 90625, 104375, 121075, 165625, 181250, 192125, 208750, 221275, 242150, 256679, 331250, 384250, 442550, 453125, 513358, 521875, 605375, 828125, 906250, 960625, 1043750, 1106375, 1210750, 1283395, 1656250, 1921250, 2212750, 2566790, 2609375, 3026875, 4803125, 5218750, 5531875, 6053750, 6416975, 9606250, 11063750, 12833950, 15134375, 24015625, 27659375, 30268750, 32084875, 48031250, 55318750, 64169750, 75671875, 138296875, 151343750, 160424375, 276593750, 320848750, 802121875, 1604243750, 4010609375, 8021218750]

約数ペア:

[(1, 8021218750), (2, 4010609375), (5, 1604243750), (10, 802121875), (25, 320848750), (29, 276593750), (50, 160424375), (53, 151343750), (58, 138296875), (106, 75671875), (125, 64169750), (145, 55318750), (167, 48031250), (250, 32084875), (265, 30268750), (290, 27659375), (334, 24015625), (530, 15134375), (625, 12833950), (725, 11063750), (835, 9606250), (1250, 6416975), (1325, 6053750), (1450, 5531875), (1537, 5218750), (1670, 4803125), (2650, 3026875), (3074, 2609375), (3125, 2566790), (3625, 2212750), (4175, 1921250), (4843, 1656250), (6250, 1283395), (6625, 1210750), (7250, 1106375), (7685, 1043750), (8350, 960625), (8851, 906250), (9686, 828125), (13250, 605375), (15370, 521875), (15625, 513358), (17702, 453125), (18125, 442550), (20875, 384250), (24215, 331250), (31250, 256679), (33125, 242150), (36250, 221275), (38425, 208750), (41750, 192125), (44255, 181250), (48430, 165625), (66250, 121075), (76850, 104375), (88510, 90625)]