30815950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1369

約数の個数: 48

約数和(自身を含む): 64031616

約数和(自身を除く): 33215666

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 430, 473, 550, 946, 1075, 1303, 2150, 2365, 2606, 4730, 6515, 11825, 13030, 14333, 23650, 28666, 32575, 56029, 65150, 71665, 112058, 143330, 280145, 358325, 560290, 616319, 716650, 1232638, 1400725, 2801450, 3081595, 6163190, 15407975, 30815950]

約数ペア:

[(1, 30815950), (2, 15407975), (5, 6163190), (10, 3081595), (11, 2801450), (22, 1400725), (25, 1232638), (43, 716650), (50, 616319), (55, 560290), (86, 358325), (110, 280145), (215, 143330), (275, 112058), (430, 71665), (473, 65150), (550, 56029), (946, 32575), (1075, 28666), (1303, 23650), (2150, 14333), (2365, 13030), (2606, 11825), (4730, 6515)]