64514100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 220430336

約数和(自身を除く): 155916236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 868, 930, 991, 1050, 1085, 1302, 1550, 1860, 1982, 2100, 2170, 2325, 2604, 2973, 3100, 3255, 3964, 4340, 4650, 4955, 5425, 5946, 6510, 6937, 9300, 9910, 10850, 11892, 13020, 13874, 14865, 16275, 19820, 20811, 21700, 24775, 27748, 29730, 30721, 32550, 34685, 41622, 49550, 59460, 61442, 65100, 69370, 74325, 83244, 92163, 99100, 104055, 122884, 138740, 148650, 153605, 173425, 184326, 208110, 215047, 297300, 307210, 346850, 368652, 416220, 430094, 460815, 520275, 614420, 645141, 693700, 768025, 860188, 921630, 1040550, 1075235, 1290282, 1536050, 1843260, 2081100, 2150470, 2304075, 2580564, 3072100, 3225705, 4300940, 4608150, 5376175, 6451410, 9216300, 10752350, 12902820, 16128525, 21504700, 32257050, 64514100]

約数ペア:

[(1, 64514100), (2, 32257050), (3, 21504700), (4, 16128525), (5, 12902820), (6, 10752350), (7, 9216300), (10, 6451410), (12, 5376175), (14, 4608150), (15, 4300940), (20, 3225705), (21, 3072100), (25, 2580564), (28, 2304075), (30, 2150470), (31, 2081100), (35, 1843260), (42, 1536050), (50, 1290282), (60, 1075235), (62, 1040550), (70, 921630), (75, 860188), (84, 768025), (93, 693700), (100, 645141), (105, 614420), (124, 520275), (140, 460815), (150, 430094), (155, 416220), (175, 368652), (186, 346850), (210, 307210), (217, 297300), (300, 215047), (310, 208110), (350, 184326), (372, 173425), (420, 153605), (434, 148650), (465, 138740), (525, 122884), (620, 104055), (651, 99100), (700, 92163), (775, 83244), (868, 74325), (930, 69370), (991, 65100), (1050, 61442), (1085, 59460), (1302, 49550), (1550, 41622), (1860, 34685), (1982, 32550), (2100, 30721), (2170, 29730), (2325, 27748), (2604, 24775), (2973, 21700), (3100, 20811), (3255, 19820), (3964, 16275), (4340, 14865), (4650, 13874), (4955, 13020), (5425, 11892), (5946, 10850), (6510, 9910), (6937, 9300)]