51381569200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1549}}^1\times {\mathrm{6379}}^1$

素因数の和:7959

約数の個数: 120

約数和(自身を含む): 133046606000

約数和(自身を除く): 81665036800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1549, 2600, 3098, 5200, 6196, 6379, 7745, 12392, 12758, 15490, 20137, 24784, 25516, 30980, 31895, 38725, 40274, 51032, 61960, 63790, 77450, 80548, 82927, 100685, 102064, 123920, 127580, 154900, 159475, 161096, 165854, 201370, 255160, 309800, 318950, 322192, 331708, 402740, 414635, 503425, 510320, 619600, 637900, 663416, 805480, 829270, 1006850, 1275800, 1326832, 1610960, 1658540, 2013700, 2073175, 2551600, 3317080, 4027400, 4146350, 6634160, 8054800, 8292700, 9881071, 16585400, 19762142, 33170800, 39524284, 49405355, 79048568, 98810710, 128453923, 158097136, 197621420, 247026775, 256907846, 395242840, 494053550, 513815692, 642269615, 790485680, 988107100, 1027631384, 1284539230, 1976214200, 2055262768, 2569078460, 3211348075, 3952428400, 5138156920, 6422696150, 10276313840, 12845392300, 25690784600, 51381569200]

約数ペア:

[(1, 51381569200), (2, 25690784600), (4, 12845392300), (5, 10276313840), (8, 6422696150), (10, 5138156920), (13, 3952428400), (16, 3211348075), (20, 2569078460), (25, 2055262768), (26, 1976214200), (40, 1284539230), (50, 1027631384), (52, 988107100), (65, 790485680), (80, 642269615), (100, 513815692), (104, 494053550), (130, 395242840), (200, 256907846), (208, 247026775), (260, 197621420), (325, 158097136), (400, 128453923), (520, 98810710), (650, 79048568), (1040, 49405355), (1300, 39524284), (1549, 33170800), (2600, 19762142), (3098, 16585400), (5200, 9881071), (6196, 8292700), (6379, 8054800), (7745, 6634160), (12392, 4146350), (12758, 4027400), (15490, 3317080), (20137, 2551600), (24784, 2073175), (25516, 2013700), (30980, 1658540), (31895, 1610960), (38725, 1326832), (40274, 1275800), (51032, 1006850), (61960, 829270), (63790, 805480), (77450, 663416), (80548, 637900), (82927, 619600), (100685, 510320), (102064, 503425), (123920, 414635), (127580, 402740), (154900, 331708), (159475, 322192), (161096, 318950), (165854, 309800), (201370, 255160)]