78437190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201121}}^1$

素因数の和:201144

約数の個数: 32

約数和(自身を含む): 202730976

約数和(自身を除く): 124293786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 201121, 402242, 603363, 1005605, 1206726, 2011210, 2614573, 3016815, 5229146, 6033630, 7843719, 13072865, 15687438, 26145730, 39218595, 78437190]

約数ペア:

[(1, 78437190), (2, 39218595), (3, 26145730), (5, 15687438), (6, 13072865), (10, 7843719), (13, 6033630), (15, 5229146), (26, 3016815), (30, 2614573), (39, 2011210), (65, 1206726), (78, 1005605), (130, 603363), (195, 402242), (390, 201121)]