2019999750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 5208952320

約数和(自身を除く): 3188952570

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 67, 75, 122, 125, 134, 150, 183, 201, 250, 305, 335, 366, 375, 402, 610, 659, 670, 750, 915, 1005, 1318, 1525, 1675, 1830, 1977, 2010, 3050, 3295, 3350, 3954, 4087, 4575, 5025, 6590, 7625, 8174, 8375, 9150, 9885, 10050, 12261, 15250, 16475, 16750, 19770, 20435, 22875, 24522, 25125, 32950, 40199, 40870, 44153, 45750, 49425, 50250, 61305, 80398, 82375, 88306, 98850, 102175, 120597, 122610, 132459, 164750, 200995, 204350, 220765, 241194, 247125, 264918, 306525, 401990, 441530, 494250, 510875, 602985, 613050, 662295, 1004975, 1021750, 1103825, 1205970, 1324590, 1532625, 2009950, 2207650, 2693333, 3014925, 3065250, 3311475, 5024875, 5386666, 5519125, 6029850, 6622950, 8079999, 10049750, 11038250, 13466665, 15074625, 16159998, 16557375, 26933330, 30149250, 33114750, 40399995, 67333325, 80799990, 134666650, 201999975, 336666625, 403999950, 673333250, 1009999875, 2019999750]

約数ペア:

[(1, 2019999750), (2, 1009999875), (3, 673333250), (5, 403999950), (6, 336666625), (10, 201999975), (15, 134666650), (25, 80799990), (30, 67333325), (50, 40399995), (61, 33114750), (67, 30149250), (75, 26933330), (122, 16557375), (125, 16159998), (134, 15074625), (150, 13466665), (183, 11038250), (201, 10049750), (250, 8079999), (305, 6622950), (335, 6029850), (366, 5519125), (375, 5386666), (402, 5024875), (610, 3311475), (659, 3065250), (670, 3014925), (750, 2693333), (915, 2207650), (1005, 2009950), (1318, 1532625), (1525, 1324590), (1675, 1205970), (1830, 1103825), (1977, 1021750), (2010, 1004975), (3050, 662295), (3295, 613050), (3350, 602985), (3954, 510875), (4087, 494250), (4575, 441530), (5025, 401990), (6590, 306525), (7625, 264918), (8174, 247125), (8375, 241194), (9150, 220765), (9885, 204350), (10050, 200995), (12261, 164750), (15250, 132459), (16475, 122610), (16750, 120597), (19770, 102175), (20435, 98850), (22875, 88306), (24522, 82375), (25125, 80398), (32950, 61305), (40199, 50250), (40870, 49425), (44153, 45750)]