13438500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 42911232

約数和(自身を除く): 29472732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 31, 34, 50, 51, 60, 62, 68, 75, 85, 93, 100, 102, 124, 125, 150, 155, 170, 186, 204, 250, 255, 289, 300, 310, 340, 372, 375, 425, 465, 500, 510, 527, 578, 620, 750, 775, 850, 867, 930, 1020, 1054, 1156, 1275, 1445, 1500, 1550, 1581, 1700, 1734, 1860, 2108, 2125, 2325, 2550, 2635, 2890, 3100, 3162, 3468, 3875, 4250, 4335, 4650, 5100, 5270, 5780, 6324, 6375, 7225, 7750, 7905, 8500, 8670, 8959, 9300, 10540, 11625, 12750, 13175, 14450, 15500, 15810, 17340, 17918, 21675, 23250, 25500, 26350, 26877, 28900, 31620, 35836, 36125, 39525, 43350, 44795, 46500, 52700, 53754, 65875, 72250, 79050, 86700, 89590, 107508, 108375, 131750, 134385, 144500, 158100, 179180, 197625, 216750, 223975, 263500, 268770, 395250, 433500, 447950, 537540, 671925, 790500, 895900, 1119875, 1343850, 2239750, 2687700, 3359625, 4479500, 6719250, 13438500]

約数ペア:

[(1, 13438500), (2, 6719250), (3, 4479500), (4, 3359625), (5, 2687700), (6, 2239750), (10, 1343850), (12, 1119875), (15, 895900), (17, 790500), (20, 671925), (25, 537540), (30, 447950), (31, 433500), (34, 395250), (50, 268770), (51, 263500), (60, 223975), (62, 216750), (68, 197625), (75, 179180), (85, 158100), (93, 144500), (100, 134385), (102, 131750), (124, 108375), (125, 107508), (150, 89590), (155, 86700), (170, 79050), (186, 72250), (204, 65875), (250, 53754), (255, 52700), (289, 46500), (300, 44795), (310, 43350), (340, 39525), (372, 36125), (375, 35836), (425, 31620), (465, 28900), (500, 26877), (510, 26350), (527, 25500), (578, 23250), (620, 21675), (750, 17918), (775, 17340), (850, 15810), (867, 15500), (930, 14450), (1020, 13175), (1054, 12750), (1156, 11625), (1275, 10540), (1445, 9300), (1500, 8959), (1550, 8670), (1581, 8500), (1700, 7905), (1734, 7750), (1860, 7225), (2108, 6375), (2125, 6324), (2325, 5780), (2550, 5270), (2635, 5100), (2890, 4650), (3100, 4335), (3162, 4250), (3468, 3875)]