1664220032

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{40253}}^1$

素因数の和:40303

約数の個数: 64

約数和(自身を含む): 3695317200

約数和(自身を除く): 2031097168

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 5168, 10336, 20672, 40253, 41344, 80506, 161012, 322024, 644048, 684301, 764807, 1288096, 1368602, 1529614, 2576192, 2737204, 3059228, 5152384, 5474408, 6118456, 10948816, 12236912, 13001719, 21897632, 24473824, 26003438, 43795264, 48947648, 52006876, 87590528, 97895296, 104013752, 208027504, 416055008, 832110016, 1664220032]

約数ペア:

[(1, 1664220032), (2, 832110016), (4, 416055008), (8, 208027504), (16, 104013752), (17, 97895296), (19, 87590528), (32, 52006876), (34, 48947648), (38, 43795264), (64, 26003438), (68, 24473824), (76, 21897632), (128, 13001719), (136, 12236912), (152, 10948816), (272, 6118456), (304, 5474408), (323, 5152384), (544, 3059228), (608, 2737204), (646, 2576192), (1088, 1529614), (1216, 1368602), (1292, 1288096), (2176, 764807), (2432, 684301), (2584, 644048), (5168, 322024), (10336, 161012), (20672, 80506), (40253, 41344)]