87642560

素因数分解:

$2^6\times 5^1\times {\mathrm{401}}^1\times {\mathrm{683}}^1$

素因数の和:1101

約数の個数: 56

約数和(自身を含む): 209525616

約数和(自身を除く): 121883056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 401, 683, 802, 1366, 1604, 2005, 2732, 3208, 3415, 4010, 5464, 6416, 6830, 8020, 10928, 12832, 13660, 16040, 21856, 25664, 27320, 32080, 43712, 54640, 64160, 109280, 128320, 218560, 273883, 547766, 1095532, 1369415, 2191064, 2738830, 4382128, 5477660, 8764256, 10955320, 17528512, 21910640, 43821280, 87642560]

約数ペア:

[(1, 87642560), (2, 43821280), (4, 21910640), (5, 17528512), (8, 10955320), (10, 8764256), (16, 5477660), (20, 4382128), (32, 2738830), (40, 2191064), (64, 1369415), (80, 1095532), (160, 547766), (320, 273883), (401, 218560), (683, 128320), (802, 109280), (1366, 64160), (1604, 54640), (2005, 43712), (2732, 32080), (3208, 27320), (3415, 25664), (4010, 21856), (5464, 16040), (6416, 13660), (6830, 12832), (8020, 10928)]