1520396475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19739}}^1$

素因数の和:19844

約数の個数: 48

約数和(自身を含む): 2741491200

約数和(自身を除く): 1221094725

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 79, 195, 237, 325, 395, 975, 1027, 1185, 1975, 3081, 5135, 5925, 15405, 19739, 25675, 59217, 77025, 98695, 256607, 296085, 493475, 769821, 1283035, 1480425, 1559381, 3849105, 4678143, 6415175, 7796905, 19245525, 20271953, 23390715, 38984525, 60815859, 101359765, 116953575, 304079295, 506798825, 1520396475]

約数ペア:

[(1, 1520396475), (3, 506798825), (5, 304079295), (13, 116953575), (15, 101359765), (25, 60815859), (39, 38984525), (65, 23390715), (75, 20271953), (79, 19245525), (195, 7796905), (237, 6415175), (325, 4678143), (395, 3849105), (975, 1559381), (1027, 1480425), (1185, 1283035), (1975, 769821), (3081, 493475), (5135, 296085), (5925, 256607), (15405, 98695), (19739, 77025), (25675, 59217)]