81649350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2003

約数の個数: 96

約数和(自身を含む): 232366080

約数和(自身を除く): 150716730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 90, 93, 135, 150, 155, 186, 225, 270, 279, 310, 450, 465, 558, 675, 775, 837, 930, 1350, 1395, 1550, 1674, 1951, 2325, 2790, 3902, 4185, 4650, 5853, 6975, 8370, 9755, 11706, 13950, 17559, 19510, 20925, 29265, 35118, 41850, 48775, 52677, 58530, 60481, 87795, 97550, 105354, 120962, 146325, 175590, 181443, 263385, 292650, 302405, 362886, 438975, 526770, 544329, 604810, 877950, 907215, 1088658, 1316925, 1512025, 1632987, 1814430, 2633850, 2721645, 3024050, 3265974, 4536075, 5443290, 8164935, 9072150, 13608225, 16329870, 27216450, 40824675, 81649350]

約数ペア:

[(1, 81649350), (2, 40824675), (3, 27216450), (5, 16329870), (6, 13608225), (9, 9072150), (10, 8164935), (15, 5443290), (18, 4536075), (25, 3265974), (27, 3024050), (30, 2721645), (31, 2633850), (45, 1814430), (50, 1632987), (54, 1512025), (62, 1316925), (75, 1088658), (90, 907215), (93, 877950), (135, 604810), (150, 544329), (155, 526770), (186, 438975), (225, 362886), (270, 302405), (279, 292650), (310, 263385), (450, 181443), (465, 175590), (558, 146325), (675, 120962), (775, 105354), (837, 97550), (930, 87795), (1350, 60481), (1395, 58530), (1550, 52677), (1674, 48775), (1951, 41850), (2325, 35118), (2790, 29265), (3902, 20925), (4185, 19510), (4650, 17559), (5853, 13950), (6975, 11706), (8370, 9755)]