90113780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 194431104

約数和(自身を除く): 104317324

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 151, 212, 265, 302, 530, 563, 604, 755, 1060, 1126, 1510, 2252, 2815, 3020, 5630, 8003, 11260, 16006, 29839, 32012, 40015, 59678, 80030, 85013, 119356, 149195, 160060, 170026, 298390, 340052, 425065, 596780, 850130, 1700260, 4505689, 9011378, 18022756, 22528445, 45056890, 90113780]

約数ペア:

[(1, 90113780), (2, 45056890), (4, 22528445), (5, 18022756), (10, 9011378), (20, 4505689), (53, 1700260), (106, 850130), (151, 596780), (212, 425065), (265, 340052), (302, 298390), (530, 170026), (563, 160060), (604, 149195), (755, 119356), (1060, 85013), (1126, 80030), (1510, 59678), (2252, 40015), (2815, 32012), (3020, 29839), (5630, 16006), (8003, 11260)]