51036075

素因数分解:

$3^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 98215936

約数和(自身を除く): 47179861

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 243, 271, 279, 405, 465, 675, 775, 813, 837, 1215, 1355, 1395, 2025, 2325, 2439, 2511, 4065, 4185, 6075, 6775, 6975, 7317, 7533, 8401, 12195, 12555, 20325, 20925, 21951, 25203, 36585, 37665, 42005, 60975, 62775, 65853, 75609, 109755, 126015, 182925, 188325, 210025, 226827, 329265, 378045, 548775, 630075, 680481, 1134135, 1646325, 1890225, 2041443, 3402405, 5670675, 10207215, 17012025, 51036075]

約数ペア:

[(1, 51036075), (3, 17012025), (5, 10207215), (9, 5670675), (15, 3402405), (25, 2041443), (27, 1890225), (31, 1646325), (45, 1134135), (75, 680481), (81, 630075), (93, 548775), (135, 378045), (155, 329265), (225, 226827), (243, 210025), (271, 188325), (279, 182925), (405, 126015), (465, 109755), (675, 75609), (775, 65853), (813, 62775), (837, 60975), (1215, 42005), (1355, 37665), (1395, 36585), (2025, 25203), (2325, 21951), (2439, 20925), (2511, 20325), (4065, 12555), (4185, 12195), (6075, 8401), (6775, 7533), (6975, 7317)]