66521360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 163315440

約数和(自身を除く): 96794080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 541, 580, 848, 1060, 1082, 1160, 1537, 2120, 2164, 2320, 2705, 3074, 4240, 4328, 5410, 6148, 7685, 8656, 10820, 12296, 15370, 15689, 21640, 24592, 28673, 30740, 31378, 43280, 57346, 61480, 62756, 78445, 114692, 122960, 125512, 143365, 156890, 229384, 251024, 286730, 313780, 458768, 573460, 627560, 831517, 1146920, 1255120, 1663034, 2293840, 3326068, 4157585, 6652136, 8315170, 13304272, 16630340, 33260680, 66521360]

約数ペア:

[(1, 66521360), (2, 33260680), (4, 16630340), (5, 13304272), (8, 8315170), (10, 6652136), (16, 4157585), (20, 3326068), (29, 2293840), (40, 1663034), (53, 1255120), (58, 1146920), (80, 831517), (106, 627560), (116, 573460), (145, 458768), (212, 313780), (232, 286730), (265, 251024), (290, 229384), (424, 156890), (464, 143365), (530, 125512), (541, 122960), (580, 114692), (848, 78445), (1060, 62756), (1082, 61480), (1160, 57346), (1537, 43280), (2120, 31378), (2164, 30740), (2320, 28673), (2705, 24592), (3074, 21640), (4240, 15689), (4328, 15370), (5410, 12296), (6148, 10820), (7685, 8656)]