87476320

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6143}}^1$

素因数の和:6247

約数の個数: 48

約数和(自身を含む): 209018880

約数和(自身を除く): 121542560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 6143, 7120, 12286, 14240, 24572, 30715, 49144, 61430, 98288, 122860, 196576, 245720, 491440, 546727, 982880, 1093454, 2186908, 2733635, 4373816, 5467270, 8747632, 10934540, 17495264, 21869080, 43738160, 87476320]

約数ペア:

[(1, 87476320), (2, 43738160), (4, 21869080), (5, 17495264), (8, 10934540), (10, 8747632), (16, 5467270), (20, 4373816), (32, 2733635), (40, 2186908), (80, 1093454), (89, 982880), (160, 546727), (178, 491440), (356, 245720), (445, 196576), (712, 122860), (890, 98288), (1424, 61430), (1780, 49144), (2848, 30715), (3560, 24572), (6143, 14240), (7120, 12286)]