90150400

素因数分解:

$2^9\times 5^2\times {\mathrm{7043}}^1$

素因数の和:7071

約数の個数: 60

約数和(自身を含む): 223386372

約数和(自身を除く): 133235972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 7043, 12800, 14086, 28172, 35215, 56344, 70430, 112688, 140860, 176075, 225376, 281720, 352150, 450752, 563440, 704300, 901504, 1126880, 1408600, 1803008, 2253760, 2817200, 3606016, 4507520, 5634400, 9015040, 11268800, 18030080, 22537600, 45075200, 90150400]

約数ペア:

[(1, 90150400), (2, 45075200), (4, 22537600), (5, 18030080), (8, 11268800), (10, 9015040), (16, 5634400), (20, 4507520), (25, 3606016), (32, 2817200), (40, 2253760), (50, 1803008), (64, 1408600), (80, 1126880), (100, 901504), (128, 704300), (160, 563440), (200, 450752), (256, 352150), (320, 281720), (400, 225376), (512, 176075), (640, 140860), (800, 112688), (1280, 70430), (1600, 56344), (2560, 35215), (3200, 28172), (6400, 14086), (7043, 12800)]