15859300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 38435040

約数和(自身を除く): 22575740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 491, 646, 850, 950, 982, 1292, 1615, 1700, 1900, 1964, 2455, 3230, 4910, 6460, 8075, 8347, 9329, 9820, 12275, 16150, 16694, 18658, 24550, 32300, 33388, 37316, 41735, 46645, 49100, 83470, 93290, 158593, 166940, 186580, 208675, 233225, 317186, 417350, 466450, 634372, 792965, 834700, 932900, 1585930, 3171860, 3964825, 7929650, 15859300]

約数ペア:

[(1, 15859300), (2, 7929650), (4, 3964825), (5, 3171860), (10, 1585930), (17, 932900), (19, 834700), (20, 792965), (25, 634372), (34, 466450), (38, 417350), (50, 317186), (68, 233225), (76, 208675), (85, 186580), (95, 166940), (100, 158593), (170, 93290), (190, 83470), (323, 49100), (340, 46645), (380, 41735), (425, 37316), (475, 33388), (491, 32300), (646, 24550), (850, 18658), (950, 16694), (982, 16150), (1292, 12275), (1615, 9820), (1700, 9329), (1900, 8347), (1964, 8075), (2455, 6460), (3230, 4910)]