890255584

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{1289}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 1778837760

約数和(自身を除く): 888582176

約数列:

[1, 2, 4, 8, 16, 32, 113, 191, 226, 382, 452, 764, 904, 1289, 1528, 1808, 2578, 3056, 3616, 5156, 6112, 10312, 20624, 21583, 41248, 43166, 86332, 145657, 172664, 246199, 291314, 345328, 492398, 582628, 690656, 984796, 1165256, 1969592, 2330512, 3939184, 4661024, 7878368, 27820487, 55640974, 111281948, 222563896, 445127792, 890255584]

約数ペア:

[(1, 890255584), (2, 445127792), (4, 222563896), (8, 111281948), (16, 55640974), (32, 27820487), (113, 7878368), (191, 4661024), (226, 3939184), (382, 2330512), (452, 1969592), (764, 1165256), (904, 984796), (1289, 690656), (1528, 582628), (1808, 492398), (2578, 345328), (3056, 291314), (3616, 246199), (5156, 172664), (6112, 145657), (10312, 86332), (20624, 43166), (21583, 41248)]