2012225500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1172

約数の個数: 96

約数和(自身を含む): 4575707136

約数和(自身を除く): 2563481636

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 131, 155, 250, 262, 310, 500, 524, 620, 655, 775, 991, 1310, 1550, 1982, 2620, 3100, 3275, 3875, 3964, 4061, 4955, 6550, 7750, 8122, 9910, 13100, 15500, 16244, 16375, 19820, 20305, 24775, 30721, 32750, 40610, 49550, 61442, 65500, 81220, 99100, 101525, 122884, 123875, 129821, 153605, 203050, 247750, 259642, 307210, 406100, 495500, 507625, 519284, 614420, 649105, 768025, 1015250, 1298210, 1536050, 2030500, 2596420, 3072100, 3245525, 3840125, 4024451, 6491050, 7680250, 8048902, 12982100, 15360500, 16097804, 16227625, 20122255, 32455250, 40244510, 64910500, 80489020, 100611275, 201222550, 402445100, 503056375, 1006112750, 2012225500]

約数ペア:

[(1, 2012225500), (2, 1006112750), (4, 503056375), (5, 402445100), (10, 201222550), (20, 100611275), (25, 80489020), (31, 64910500), (50, 40244510), (62, 32455250), (100, 20122255), (124, 16227625), (125, 16097804), (131, 15360500), (155, 12982100), (250, 8048902), (262, 7680250), (310, 6491050), (500, 4024451), (524, 3840125), (620, 3245525), (655, 3072100), (775, 2596420), (991, 2030500), (1310, 1536050), (1550, 1298210), (1982, 1015250), (2620, 768025), (3100, 649105), (3275, 614420), (3875, 519284), (3964, 507625), (4061, 495500), (4955, 406100), (6550, 307210), (7750, 259642), (8122, 247750), (9910, 203050), (13100, 153605), (15500, 129821), (16244, 123875), (16375, 122884), (19820, 101525), (20305, 99100), (24775, 81220), (30721, 65500), (32750, 61442), (40610, 49550)]