78571168

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2819}}^1$

素因数の和:2909

約数の個数: 48

約数和(自身を含む): 169132320

約数和(自身を除く): 90561152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 416, 536, 871, 1072, 1742, 2144, 2819, 3484, 5638, 6968, 11276, 13936, 22552, 27872, 36647, 45104, 73294, 90208, 146588, 188873, 293176, 377746, 586352, 755492, 1172704, 1510984, 2455349, 3021968, 4910698, 6043936, 9821396, 19642792, 39285584, 78571168]

約数ペア:

[(1, 78571168), (2, 39285584), (4, 19642792), (8, 9821396), (13, 6043936), (16, 4910698), (26, 3021968), (32, 2455349), (52, 1510984), (67, 1172704), (104, 755492), (134, 586352), (208, 377746), (268, 293176), (416, 188873), (536, 146588), (871, 90208), (1072, 73294), (1742, 45104), (2144, 36647), (2819, 27872), (3484, 22552), (5638, 13936), (6968, 11276)]