69698540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 153108480

約数和(自身を除く): 83409940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1423, 1580, 2449, 2846, 4898, 5692, 7115, 9796, 12245, 14230, 24490, 28460, 44113, 48980, 88226, 112417, 176452, 220565, 224834, 441130, 449668, 562085, 882260, 1124170, 2248340, 3484927, 6969854, 13939708, 17424635, 34849270, 69698540]

約数ペア:

[(1, 69698540), (2, 34849270), (4, 17424635), (5, 13939708), (10, 6969854), (20, 3484927), (31, 2248340), (62, 1124170), (79, 882260), (124, 562085), (155, 449668), (158, 441130), (310, 224834), (316, 220565), (395, 176452), (620, 112417), (790, 88226), (1423, 48980), (1580, 44113), (2449, 28460), (2846, 24490), (4898, 14230), (5692, 12245), (7115, 9796)]