71827000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 198881280

約数和(自身を除く): 127054280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 331, 350, 434, 500, 620, 662, 700, 775, 868, 875, 1000, 1085, 1240, 1324, 1400, 1550, 1655, 1736, 1750, 2170, 2317, 2648, 3100, 3310, 3500, 3875, 4340, 4634, 5425, 6200, 6620, 7000, 7750, 8275, 8680, 9268, 10261, 10850, 11585, 13240, 15500, 16550, 18536, 20522, 21700, 23170, 27125, 31000, 33100, 41044, 41375, 43400, 46340, 51305, 54250, 57925, 66200, 71827, 82088, 82750, 92680, 102610, 108500, 115850, 143654, 165500, 205220, 217000, 231700, 256525, 287308, 289625, 331000, 359135, 410440, 463400, 513050, 574616, 579250, 718270, 1026100, 1158500, 1282625, 1436540, 1795675, 2052200, 2317000, 2565250, 2873080, 3591350, 5130500, 7182700, 8978375, 10261000, 14365400, 17956750, 35913500, 71827000]

約数ペア:

[(1, 71827000), (2, 35913500), (4, 17956750), (5, 14365400), (7, 10261000), (8, 8978375), (10, 7182700), (14, 5130500), (20, 3591350), (25, 2873080), (28, 2565250), (31, 2317000), (35, 2052200), (40, 1795675), (50, 1436540), (56, 1282625), (62, 1158500), (70, 1026100), (100, 718270), (124, 579250), (125, 574616), (140, 513050), (155, 463400), (175, 410440), (200, 359135), (217, 331000), (248, 289625), (250, 287308), (280, 256525), (310, 231700), (331, 217000), (350, 205220), (434, 165500), (500, 143654), (620, 115850), (662, 108500), (700, 102610), (775, 92680), (868, 82750), (875, 82088), (1000, 71827), (1085, 66200), (1240, 57925), (1324, 54250), (1400, 51305), (1550, 46340), (1655, 43400), (1736, 41375), (1750, 41044), (2170, 33100), (2317, 31000), (2648, 27125), (3100, 23170), (3310, 21700), (3500, 20522), (3875, 18536), (4340, 16550), (4634, 15500), (5425, 13240), (6200, 11585), (6620, 10850), (7000, 10261), (7750, 9268), (8275, 8680)]