7880250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 128

約数和(自身を含む): 23961600

約数和(自身を除く): 16081350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 79, 95, 105, 114, 125, 133, 150, 158, 175, 190, 210, 237, 250, 266, 285, 350, 375, 395, 399, 474, 475, 525, 553, 570, 665, 750, 790, 798, 875, 950, 1050, 1106, 1185, 1330, 1425, 1501, 1659, 1750, 1975, 1995, 2370, 2375, 2625, 2765, 2850, 3002, 3318, 3325, 3950, 3990, 4503, 4750, 5250, 5530, 5925, 6650, 7125, 7505, 8295, 9006, 9875, 9975, 10507, 11850, 13825, 14250, 15010, 16590, 16625, 19750, 19950, 21014, 22515, 27650, 29625, 31521, 33250, 37525, 41475, 45030, 49875, 52535, 59250, 63042, 69125, 75050, 82950, 99750, 105070, 112575, 138250, 157605, 187625, 207375, 225150, 262675, 315210, 375250, 414750, 525350, 562875, 788025, 1125750, 1313375, 1576050, 2626750, 3940125, 7880250]

約数ペア:

[(1, 7880250), (2, 3940125), (3, 2626750), (5, 1576050), (6, 1313375), (7, 1125750), (10, 788025), (14, 562875), (15, 525350), (19, 414750), (21, 375250), (25, 315210), (30, 262675), (35, 225150), (38, 207375), (42, 187625), (50, 157605), (57, 138250), (70, 112575), (75, 105070), (79, 99750), (95, 82950), (105, 75050), (114, 69125), (125, 63042), (133, 59250), (150, 52535), (158, 49875), (175, 45030), (190, 41475), (210, 37525), (237, 33250), (250, 31521), (266, 29625), (285, 27650), (350, 22515), (375, 21014), (395, 19950), (399, 19750), (474, 16625), (475, 16590), (525, 15010), (553, 14250), (570, 13825), (665, 11850), (750, 10507), (790, 9975), (798, 9875), (875, 9006), (950, 8295), (1050, 7505), (1106, 7125), (1185, 6650), (1330, 5925), (1425, 5530), (1501, 5250), (1659, 4750), (1750, 4503), (1975, 3990), (1995, 3950), (2370, 3325), (2375, 3318), (2625, 3002), (2765, 2850)]