7999950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 23927040

約数和(自身を除く): 15927090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 133, 150, 175, 190, 210, 266, 285, 350, 399, 401, 475, 525, 570, 665, 798, 802, 950, 1050, 1203, 1330, 1425, 1995, 2005, 2406, 2807, 2850, 3325, 3990, 4010, 5614, 6015, 6650, 7619, 8421, 9975, 10025, 12030, 14035, 15238, 16842, 19950, 20050, 22857, 28070, 30075, 38095, 42105, 45714, 53333, 60150, 70175, 76190, 84210, 106666, 114285, 140350, 159999, 190475, 210525, 228570, 266665, 319998, 380950, 421050, 533330, 571425, 799995, 1142850, 1333325, 1599990, 2666650, 3999975, 7999950]

約数ペア:

[(1, 7999950), (2, 3999975), (3, 2666650), (5, 1599990), (6, 1333325), (7, 1142850), (10, 799995), (14, 571425), (15, 533330), (19, 421050), (21, 380950), (25, 319998), (30, 266665), (35, 228570), (38, 210525), (42, 190475), (50, 159999), (57, 140350), (70, 114285), (75, 106666), (95, 84210), (105, 76190), (114, 70175), (133, 60150), (150, 53333), (175, 45714), (190, 42105), (210, 38095), (266, 30075), (285, 28070), (350, 22857), (399, 20050), (401, 19950), (475, 16842), (525, 15238), (570, 14035), (665, 12030), (798, 10025), (802, 9975), (950, 8421), (1050, 7619), (1203, 6650), (1330, 6015), (1425, 5614), (1995, 4010), (2005, 3990), (2406, 3325), (2807, 2850)]