80210052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{467}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 219413376

約数和(自身を除く): 139203324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 367, 467, 468, 734, 934, 1101, 1401, 1468, 1868, 2202, 2802, 3303, 4203, 4404, 4771, 5604, 6071, 6606, 8406, 9542, 12142, 13212, 14313, 16812, 18213, 19084, 24284, 28626, 36426, 42939, 54639, 57252, 72852, 85878, 109278, 171389, 171756, 218556, 342778, 514167, 685556, 1028334, 1542501, 2056668, 2228057, 3085002, 4456114, 6170004, 6684171, 8912228, 13368342, 20052513, 26736684, 40105026, 80210052]

約数ペア:

[(1, 80210052), (2, 40105026), (3, 26736684), (4, 20052513), (6, 13368342), (9, 8912228), (12, 6684171), (13, 6170004), (18, 4456114), (26, 3085002), (36, 2228057), (39, 2056668), (52, 1542501), (78, 1028334), (117, 685556), (156, 514167), (234, 342778), (367, 218556), (467, 171756), (468, 171389), (734, 109278), (934, 85878), (1101, 72852), (1401, 57252), (1468, 54639), (1868, 42939), (2202, 36426), (2802, 28626), (3303, 24284), (4203, 19084), (4404, 18213), (4771, 16812), (5604, 14313), (6071, 13212), (6606, 12142), (8406, 9542)]