53511640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 151240320

約数和(自身を除く): 97728680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 241, 244, 260, 280, 305, 364, 427, 455, 482, 488, 520, 610, 728, 793, 854, 910, 964, 1205, 1220, 1586, 1687, 1708, 1820, 1928, 2135, 2410, 2440, 3133, 3172, 3374, 3416, 3640, 3965, 4270, 4820, 5551, 6266, 6344, 6748, 7930, 8435, 8540, 9640, 11102, 12532, 13496, 14701, 15665, 15860, 16870, 17080, 21931, 22204, 25064, 27755, 29402, 31330, 31720, 33740, 43862, 44408, 55510, 58804, 62660, 67480, 73505, 87724, 102907, 109655, 111020, 117608, 125320, 147010, 175448, 191113, 205814, 219310, 222040, 294020, 382226, 411628, 438620, 514535, 588040, 764452, 823256, 877240, 955565, 1029070, 1337791, 1528904, 1911130, 2058140, 2675582, 3822260, 4116280, 5351164, 6688955, 7644520, 10702328, 13377910, 26755820, 53511640]

約数ペア:

[(1, 53511640), (2, 26755820), (4, 13377910), (5, 10702328), (7, 7644520), (8, 6688955), (10, 5351164), (13, 4116280), (14, 3822260), (20, 2675582), (26, 2058140), (28, 1911130), (35, 1528904), (40, 1337791), (52, 1029070), (56, 955565), (61, 877240), (65, 823256), (70, 764452), (91, 588040), (104, 514535), (122, 438620), (130, 411628), (140, 382226), (182, 294020), (241, 222040), (244, 219310), (260, 205814), (280, 191113), (305, 175448), (364, 147010), (427, 125320), (455, 117608), (482, 111020), (488, 109655), (520, 102907), (610, 87724), (728, 73505), (793, 67480), (854, 62660), (910, 58804), (964, 55510), (1205, 44408), (1220, 43862), (1586, 33740), (1687, 31720), (1708, 31330), (1820, 29402), (1928, 27755), (2135, 25064), (2410, 22204), (2440, 21931), (3133, 17080), (3172, 16870), (3374, 15860), (3416, 15665), (3640, 14701), (3965, 13496), (4270, 12532), (4820, 11102), (5551, 9640), (6266, 8540), (6344, 8435), (6748, 7930)]