28552125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 55411200

約数和(自身を除く): 26859075

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 125, 149, 175, 219, 365, 375, 447, 511, 525, 745, 875, 1043, 1095, 1533, 1825, 2235, 2555, 2625, 3129, 3725, 5215, 5475, 7665, 9125, 10877, 11175, 12775, 15645, 18625, 26075, 27375, 32631, 38325, 54385, 55875, 63875, 76139, 78225, 130375, 163155, 191625, 228417, 271925, 380695, 391125, 815775, 1142085, 1359625, 1903475, 4078875, 5710425, 9517375, 28552125]

約数ペア:

[(1, 28552125), (3, 9517375), (5, 5710425), (7, 4078875), (15, 1903475), (21, 1359625), (25, 1142085), (35, 815775), (73, 391125), (75, 380695), (105, 271925), (125, 228417), (149, 191625), (175, 163155), (219, 130375), (365, 78225), (375, 76139), (447, 63875), (511, 55875), (525, 54385), (745, 38325), (875, 32631), (1043, 27375), (1095, 26075), (1533, 18625), (1825, 15645), (2235, 12775), (2555, 11175), (2625, 10877), (3129, 9125), (3725, 7665), (5215, 5475)]