80311328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4321

約数の個数: 48

約数和(自身を含む): 171843840

約数和(自身を除く): 91532512

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4261, 4712, 8522, 9424, 17044, 18848, 34088, 68176, 80959, 132091, 136352, 161918, 264182, 323836, 528364, 647672, 1056728, 1295344, 2113456, 2509729, 2590688, 4226912, 5019458, 10038916, 20077832, 40155664, 80311328]

約数ペア:

[(1, 80311328), (2, 40155664), (4, 20077832), (8, 10038916), (16, 5019458), (19, 4226912), (31, 2590688), (32, 2509729), (38, 2113456), (62, 1295344), (76, 1056728), (124, 647672), (152, 528364), (248, 323836), (304, 264182), (496, 161918), (589, 136352), (608, 132091), (992, 80959), (1178, 68176), (2356, 34088), (4261, 18848), (4712, 17044), (8522, 9424)]