28735300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 68870592

約数和(自身を除く): 40135292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 151, 173, 220, 275, 302, 346, 550, 604, 692, 755, 865, 1100, 1510, 1661, 1730, 1903, 3020, 3322, 3460, 3775, 3806, 4325, 6644, 7550, 7612, 8305, 8650, 9515, 15100, 16610, 17300, 19030, 26123, 33220, 38060, 41525, 47575, 52246, 83050, 95150, 104492, 130615, 166100, 190300, 261230, 287353, 522460, 574706, 653075, 1149412, 1306150, 1436765, 2612300, 2873530, 5747060, 7183825, 14367650, 28735300]

約数ペア:

[(1, 28735300), (2, 14367650), (4, 7183825), (5, 5747060), (10, 2873530), (11, 2612300), (20, 1436765), (22, 1306150), (25, 1149412), (44, 653075), (50, 574706), (55, 522460), (100, 287353), (110, 261230), (151, 190300), (173, 166100), (220, 130615), (275, 104492), (302, 95150), (346, 83050), (550, 52246), (604, 47575), (692, 41525), (755, 38060), (865, 33220), (1100, 26123), (1510, 19030), (1661, 17300), (1730, 16610), (1903, 15100), (3020, 9515), (3322, 8650), (3460, 8305), (3775, 7612), (3806, 7550), (4325, 6644)]