78572752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1973}}^1$

素因数の和:2131

約数の個数: 40

約数和(自身を含む): 161552160

約数和(自身を除く): 82979408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 1973, 2096, 2489, 3946, 4978, 7892, 9956, 15784, 19912, 31568, 37487, 39824, 74974, 149948, 258463, 299896, 516926, 599792, 1033852, 2067704, 4135408, 4910797, 9821594, 19643188, 39286376, 78572752]

約数ペア:

[(1, 78572752), (2, 39286376), (4, 19643188), (8, 9821594), (16, 4910797), (19, 4135408), (38, 2067704), (76, 1033852), (131, 599792), (152, 516926), (262, 299896), (304, 258463), (524, 149948), (1048, 74974), (1973, 39824), (2096, 37487), (2489, 31568), (3946, 19912), (4978, 15784), (7892, 9956)]