53321320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 134600760

約数和(自身を除く): 81279440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 61, 65, 82, 104, 122, 130, 164, 205, 244, 260, 305, 328, 410, 488, 520, 533, 610, 793, 820, 1066, 1220, 1586, 1640, 1681, 2132, 2440, 2501, 2665, 3172, 3362, 3965, 4264, 5002, 5330, 6344, 6724, 7930, 8405, 10004, 10660, 12505, 13448, 15860, 16810, 20008, 21320, 21853, 25010, 31720, 32513, 33620, 43706, 50020, 65026, 67240, 87412, 100040, 102541, 109265, 130052, 162565, 174824, 205082, 218530, 260104, 325130, 410164, 437060, 512705, 650260, 820328, 874120, 1025410, 1300520, 1333033, 2050820, 2666066, 4101640, 5332132, 6665165, 10664264, 13330330, 26660660, 53321320]

約数ペア:

[(1, 53321320), (2, 26660660), (4, 13330330), (5, 10664264), (8, 6665165), (10, 5332132), (13, 4101640), (20, 2666066), (26, 2050820), (40, 1333033), (41, 1300520), (52, 1025410), (61, 874120), (65, 820328), (82, 650260), (104, 512705), (122, 437060), (130, 410164), (164, 325130), (205, 260104), (244, 218530), (260, 205082), (305, 174824), (328, 162565), (410, 130052), (488, 109265), (520, 102541), (533, 100040), (610, 87412), (793, 67240), (820, 65026), (1066, 50020), (1220, 43706), (1586, 33620), (1640, 32513), (1681, 31720), (2132, 25010), (2440, 21853), (2501, 21320), (2665, 20008), (3172, 16810), (3362, 15860), (3965, 13448), (4264, 12505), (5002, 10660), (5330, 10004), (6344, 8405), (6724, 7930)]