53828840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 132647760

約数和(自身を除く): 78818920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 1697, 2440, 3172, 3394, 3965, 6344, 6788, 7930, 8485, 13576, 15860, 16970, 22061, 31720, 33940, 44122, 67880, 88244, 103517, 110305, 176488, 207034, 220610, 414068, 441220, 517585, 828136, 882440, 1035170, 1345721, 2070340, 2691442, 4140680, 5382884, 6728605, 10765768, 13457210, 26914420, 53828840]

約数ペア:

[(1, 53828840), (2, 26914420), (4, 13457210), (5, 10765768), (8, 6728605), (10, 5382884), (13, 4140680), (20, 2691442), (26, 2070340), (40, 1345721), (52, 1035170), (61, 882440), (65, 828136), (104, 517585), (122, 441220), (130, 414068), (244, 220610), (260, 207034), (305, 176488), (488, 110305), (520, 103517), (610, 88244), (793, 67880), (1220, 44122), (1586, 33940), (1697, 31720), (2440, 22061), (3172, 16970), (3394, 15860), (3965, 13576), (6344, 8485), (6788, 7930)]