156938756980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{540907}}^1$

素因数の和:541168

約数の個数: 48

約数和(自身を含む): 335319687360

約数和(自身を除く): 178380930380

約数列:

[1, 2, 4, 5, 10, 20, 89, 163, 178, 326, 356, 445, 652, 815, 890, 1630, 1780, 3260, 14507, 29014, 58028, 72535, 145070, 290140, 540907, 1081814, 2163628, 2704535, 5409070, 10818140, 48140723, 88167841, 96281446, 176335682, 192562892, 240703615, 352671364, 440839205, 481407230, 881678410, 962814460, 1763356820, 7846937849, 15693875698, 31387751396, 39234689245, 78469378490, 156938756980]

約数ペア:

[(1, 156938756980), (2, 78469378490), (4, 39234689245), (5, 31387751396), (10, 15693875698), (20, 7846937849), (89, 1763356820), (163, 962814460), (178, 881678410), (326, 481407230), (356, 440839205), (445, 352671364), (652, 240703615), (815, 192562892), (890, 176335682), (1630, 96281446), (1780, 88167841), (3260, 48140723), (14507, 10818140), (29014, 5409070), (58028, 2704535), (72535, 2163628), (145070, 1081814), (290140, 540907)]