628633145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 965260800

約数和(自身を除く): 336627655

約数列:

[1, 5, 7, 19, 29, 35, 37, 95, 133, 145, 185, 203, 259, 551, 665, 703, 881, 1015, 1073, 1295, 2755, 3515, 3857, 4405, 4921, 5365, 6167, 7511, 16739, 19285, 20387, 24605, 25549, 30835, 32597, 37555, 83695, 101935, 117173, 127745, 142709, 162985, 178843, 228179, 485431, 585865, 619343, 713545, 894215, 945313, 1140895, 2427155, 3096715, 3398017, 4335401, 4726565, 6617191, 16990085, 17960947, 21677005, 33085955, 89804735, 125726629, 628633145]

約数ペア:

[(1, 628633145), (5, 125726629), (7, 89804735), (19, 33085955), (29, 21677005), (35, 17960947), (37, 16990085), (95, 6617191), (133, 4726565), (145, 4335401), (185, 3398017), (203, 3096715), (259, 2427155), (551, 1140895), (665, 945313), (703, 894215), (881, 713545), (1015, 619343), (1073, 585865), (1295, 485431), (2755, 228179), (3515, 178843), (3857, 162985), (4405, 142709), (4921, 127745), (5365, 117173), (6167, 101935), (7511, 83695), (16739, 37555), (19285, 32597), (20387, 30835), (24605, 25549)]