90495380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1447}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 197043840

約数和(自身を除く): 106548460

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 212, 236, 265, 295, 530, 590, 1060, 1180, 1447, 2894, 3127, 5788, 6254, 7235, 12508, 14470, 15635, 28940, 31270, 62540, 76691, 85373, 153382, 170746, 306764, 341492, 383455, 426865, 766910, 853730, 1533820, 1707460, 4524769, 9049538, 18099076, 22623845, 45247690, 90495380]

約数ペア:

[(1, 90495380), (2, 45247690), (4, 22623845), (5, 18099076), (10, 9049538), (20, 4524769), (53, 1707460), (59, 1533820), (106, 853730), (118, 766910), (212, 426865), (236, 383455), (265, 341492), (295, 306764), (530, 170746), (590, 153382), (1060, 85373), (1180, 76691), (1447, 62540), (2894, 31270), (3127, 28940), (5788, 15635), (6254, 14470), (7235, 12508)]