51816990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90907}}^1$

素因数の和:90936

約数の個数: 32

約数和(自身を含む): 130907520

約数和(自身を除く): 79090530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 90907, 181814, 272721, 454535, 545442, 909070, 1363605, 1727233, 2727210, 3454466, 5181699, 8636165, 10363398, 17272330, 25908495, 51816990]

約数ペア:

[(1, 51816990), (2, 25908495), (3, 17272330), (5, 10363398), (6, 8636165), (10, 5181699), (15, 3454466), (19, 2727210), (30, 1727233), (38, 1363605), (57, 909070), (95, 545442), (114, 454535), (190, 272721), (285, 181814), (570, 90907)]