26409520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 66281472

約数和(自身を除く): 39871952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 463, 496, 620, 713, 920, 926, 1240, 1426, 1840, 1852, 2315, 2480, 2852, 3565, 3704, 4630, 5704, 7130, 7408, 9260, 10649, 11408, 14260, 14353, 18520, 21298, 28520, 28706, 37040, 42596, 53245, 57040, 57412, 71765, 85192, 106490, 114824, 143530, 170384, 212980, 229648, 287060, 330119, 425960, 574120, 660238, 851920, 1148240, 1320476, 1650595, 2640952, 3301190, 5281904, 6602380, 13204760, 26409520]

約数ペア:

[(1, 26409520), (2, 13204760), (4, 6602380), (5, 5281904), (8, 3301190), (10, 2640952), (16, 1650595), (20, 1320476), (23, 1148240), (31, 851920), (40, 660238), (46, 574120), (62, 425960), (80, 330119), (92, 287060), (115, 229648), (124, 212980), (155, 170384), (184, 143530), (230, 114824), (248, 106490), (310, 85192), (368, 71765), (460, 57412), (463, 57040), (496, 53245), (620, 42596), (713, 37040), (920, 28706), (926, 28520), (1240, 21298), (1426, 18520), (1840, 14353), (1852, 14260), (2315, 11408), (2480, 10649), (2852, 9260), (3565, 7408), (3704, 7130), (4630, 5704)]