66782720

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1415

約数の個数: 80

約数和(自身を含む): 168672240

約数和(自身を除く): 101889520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1373, 1520, 2432, 2560, 2746, 3040, 4864, 5492, 6080, 6865, 9728, 10984, 12160, 13730, 21968, 24320, 26087, 27460, 43936, 48640, 52174, 54920, 87872, 104348, 109840, 130435, 175744, 208696, 219680, 260870, 351488, 417392, 439360, 521740, 702976, 834784, 878720, 1043480, 1669568, 1757440, 2086960, 3339136, 3514880, 4173920, 6678272, 8347840, 13356544, 16695680, 33391360, 66782720]

約数ペア:

[(1, 66782720), (2, 33391360), (4, 16695680), (5, 13356544), (8, 8347840), (10, 6678272), (16, 4173920), (19, 3514880), (20, 3339136), (32, 2086960), (38, 1757440), (40, 1669568), (64, 1043480), (76, 878720), (80, 834784), (95, 702976), (128, 521740), (152, 439360), (160, 417392), (190, 351488), (256, 260870), (304, 219680), (320, 208696), (380, 175744), (512, 130435), (608, 109840), (640, 104348), (760, 87872), (1216, 54920), (1280, 52174), (1373, 48640), (1520, 43936), (2432, 27460), (2560, 26087), (2746, 24320), (3040, 21968), (4864, 13730), (5492, 12160), (6080, 10984), (6865, 9728)]