85766720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:472

約数の個数: 112

約数和(自身を含む): 224668080

約数和(自身を除く): 138901360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 130, 160, 208, 212, 260, 265, 320, 389, 416, 424, 520, 530, 689, 778, 832, 848, 1040, 1060, 1378, 1556, 1696, 1945, 2080, 2120, 2756, 3112, 3392, 3445, 3890, 4160, 4240, 5057, 5512, 6224, 6890, 7780, 8480, 10114, 11024, 12448, 13780, 15560, 16960, 20228, 20617, 22048, 24896, 25285, 27560, 31120, 40456, 41234, 44096, 50570, 55120, 62240, 80912, 82468, 101140, 103085, 110240, 124480, 161824, 164936, 202280, 206170, 220480, 268021, 323648, 329872, 404560, 412340, 536042, 659744, 809120, 824680, 1072084, 1319488, 1340105, 1618240, 1649360, 2144168, 2680210, 3298720, 4288336, 5360420, 6597440, 8576672, 10720840, 17153344, 21441680, 42883360, 85766720]

約数ペア:

[(1, 85766720), (2, 42883360), (4, 21441680), (5, 17153344), (8, 10720840), (10, 8576672), (13, 6597440), (16, 5360420), (20, 4288336), (26, 3298720), (32, 2680210), (40, 2144168), (52, 1649360), (53, 1618240), (64, 1340105), (65, 1319488), (80, 1072084), (104, 824680), (106, 809120), (130, 659744), (160, 536042), (208, 412340), (212, 404560), (260, 329872), (265, 323648), (320, 268021), (389, 220480), (416, 206170), (424, 202280), (520, 164936), (530, 161824), (689, 124480), (778, 110240), (832, 103085), (848, 101140), (1040, 82468), (1060, 80912), (1378, 62240), (1556, 55120), (1696, 50570), (1945, 44096), (2080, 41234), (2120, 40456), (2756, 31120), (3112, 27560), (3392, 25285), (3445, 24896), (3890, 22048), (4160, 20617), (4240, 20228), (5057, 16960), (5512, 15560), (6224, 13780), (6890, 12448), (7780, 11024), (8480, 10114)]