31656144

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 89147072

約数和(自身を除く): 57490928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 97, 104, 156, 194, 208, 291, 312, 388, 523, 582, 624, 776, 1046, 1164, 1261, 1552, 1569, 2092, 2328, 2522, 3138, 3783, 4184, 4656, 5044, 6276, 6799, 7566, 8368, 10088, 12552, 13598, 15132, 20176, 20397, 25104, 27196, 30264, 40794, 50731, 54392, 60528, 81588, 101462, 108784, 152193, 163176, 202924, 304386, 326352, 405848, 608772, 659503, 811696, 1217544, 1319006, 1978509, 2435088, 2638012, 3957018, 5276024, 7914036, 10552048, 15828072, 31656144]

約数ペア:

[(1, 31656144), (2, 15828072), (3, 10552048), (4, 7914036), (6, 5276024), (8, 3957018), (12, 2638012), (13, 2435088), (16, 1978509), (24, 1319006), (26, 1217544), (39, 811696), (48, 659503), (52, 608772), (78, 405848), (97, 326352), (104, 304386), (156, 202924), (194, 163176), (208, 152193), (291, 108784), (312, 101462), (388, 81588), (523, 60528), (582, 54392), (624, 50731), (776, 40794), (1046, 30264), (1164, 27196), (1261, 25104), (1552, 20397), (1569, 20176), (2092, 15132), (2328, 13598), (2522, 12552), (3138, 10088), (3783, 8368), (4184, 7566), (4656, 6799), (5044, 6276)]