138278850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 366244416

約数和(自身を除く): 227965566

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 211, 255, 257, 422, 425, 510, 514, 633, 771, 850, 1055, 1266, 1275, 1285, 1542, 2110, 2550, 2570, 3165, 3587, 3855, 4369, 5275, 6330, 6425, 7174, 7710, 8738, 10550, 10761, 12850, 13107, 15825, 17935, 19275, 21522, 21845, 26214, 31650, 35870, 38550, 43690, 53805, 54227, 65535, 89675, 107610, 108454, 109225, 131070, 162681, 179350, 218450, 269025, 271135, 325362, 327675, 538050, 542270, 655350, 813405, 921859, 1355675, 1626810, 1843718, 2711350, 2765577, 4067025, 4609295, 5531154, 8134050, 9218590, 13827885, 23046475, 27655770, 46092950, 69139425, 138278850]

約数ペア:

[(1, 138278850), (2, 69139425), (3, 46092950), (5, 27655770), (6, 23046475), (10, 13827885), (15, 9218590), (17, 8134050), (25, 5531154), (30, 4609295), (34, 4067025), (50, 2765577), (51, 2711350), (75, 1843718), (85, 1626810), (102, 1355675), (150, 921859), (170, 813405), (211, 655350), (255, 542270), (257, 538050), (422, 327675), (425, 325362), (510, 271135), (514, 269025), (633, 218450), (771, 179350), (850, 162681), (1055, 131070), (1266, 109225), (1275, 108454), (1285, 107610), (1542, 89675), (2110, 65535), (2550, 54227), (2570, 53805), (3165, 43690), (3587, 38550), (3855, 35870), (4369, 31650), (5275, 26214), (6330, 21845), (6425, 21522), (7174, 19275), (7710, 17935), (8738, 15825), (10550, 13107), (10761, 12850)]