72120320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{7043}}^1$

素因数の和:7070

約数の個数: 48

約数和(自身を含む): 173071080

約数和(自身を除く): 100950760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 7043, 10240, 14086, 28172, 35215, 56344, 70430, 112688, 140860, 225376, 281720, 450752, 563440, 901504, 1126880, 1803008, 2253760, 3606016, 4507520, 7212032, 9015040, 14424064, 18030080, 36060160, 72120320]

約数ペア:

[(1, 72120320), (2, 36060160), (4, 18030080), (5, 14424064), (8, 9015040), (10, 7212032), (16, 4507520), (20, 3606016), (32, 2253760), (40, 1803008), (64, 1126880), (80, 901504), (128, 563440), (160, 450752), (256, 281720), (320, 225376), (512, 140860), (640, 112688), (1024, 70430), (1280, 56344), (2048, 35215), (2560, 28172), (5120, 14086), (7043, 10240)]