64147928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 135717120

約数和(自身を除く): 71569192

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 101, 104, 124, 197, 202, 248, 394, 403, 404, 788, 806, 808, 1313, 1576, 1612, 2561, 2626, 3131, 3224, 5122, 5252, 6107, 6262, 10244, 10504, 12214, 12524, 19897, 20488, 24428, 25048, 39794, 40703, 48856, 79391, 79588, 81406, 158782, 159176, 162812, 258661, 317564, 325624, 517322, 616807, 635128, 1034644, 1233614, 2069288, 2467228, 4934456, 8018491, 16036982, 32073964, 64147928]

約数ペア:

[(1, 64147928), (2, 32073964), (4, 16036982), (8, 8018491), (13, 4934456), (26, 2467228), (31, 2069288), (52, 1233614), (62, 1034644), (101, 635128), (104, 616807), (124, 517322), (197, 325624), (202, 317564), (248, 258661), (394, 162812), (403, 159176), (404, 158782), (788, 81406), (806, 79588), (808, 79391), (1313, 48856), (1576, 40703), (1612, 39794), (2561, 25048), (2626, 24428), (3131, 20488), (3224, 19897), (5122, 12524), (5252, 12214), (6107, 10504), (6262, 10244)]