64838144

素因数分解:

$2^9\times 7^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:333

約数の個数: 80

約数和(自身を含む): 150585600

約数和(自身を除く): 85747456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 229, 256, 316, 448, 458, 512, 553, 632, 896, 916, 1106, 1264, 1603, 1792, 1832, 2212, 2528, 3206, 3584, 3664, 4424, 5056, 6412, 7328, 8848, 10112, 12824, 14656, 17696, 18091, 20224, 25648, 29312, 35392, 36182, 40448, 51296, 58624, 70784, 72364, 102592, 117248, 126637, 141568, 144728, 205184, 253274, 283136, 289456, 410368, 506548, 578912, 820736, 1013096, 1157824, 2026192, 2315648, 4052384, 4631296, 8104768, 9262592, 16209536, 32419072, 64838144]

約数ペア:

[(1, 64838144), (2, 32419072), (4, 16209536), (7, 9262592), (8, 8104768), (14, 4631296), (16, 4052384), (28, 2315648), (32, 2026192), (56, 1157824), (64, 1013096), (79, 820736), (112, 578912), (128, 506548), (158, 410368), (224, 289456), (229, 283136), (256, 253274), (316, 205184), (448, 144728), (458, 141568), (512, 126637), (553, 117248), (632, 102592), (896, 72364), (916, 70784), (1106, 58624), (1264, 51296), (1603, 40448), (1792, 36182), (1832, 35392), (2212, 29312), (2528, 25648), (3206, 20224), (3584, 18091), (3664, 17696), (4424, 14656), (5056, 12824), (6412, 10112), (7328, 8848)]