161766430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 343461888

約数和(自身を除く): 181695458

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 223, 241, 301, 430, 446, 482, 602, 1115, 1205, 1505, 1561, 1687, 2230, 2410, 3010, 3122, 3374, 7805, 8435, 9589, 10363, 15610, 16870, 19178, 20726, 47945, 51815, 53743, 67123, 72541, 95890, 103630, 107486, 134246, 145082, 268715, 335615, 362705, 376201, 537430, 671230, 725410, 752402, 1881005, 2310949, 3762010, 4621898, 11554745, 16176643, 23109490, 32353286, 80883215, 161766430]

約数ペア:

[(1, 161766430), (2, 80883215), (5, 32353286), (7, 23109490), (10, 16176643), (14, 11554745), (35, 4621898), (43, 3762010), (70, 2310949), (86, 1881005), (215, 752402), (223, 725410), (241, 671230), (301, 537430), (430, 376201), (446, 362705), (482, 335615), (602, 268715), (1115, 145082), (1205, 134246), (1505, 107486), (1561, 103630), (1687, 95890), (2230, 72541), (2410, 67123), (3010, 53743), (3122, 51815), (3374, 47945), (7805, 20726), (8435, 19178), (9589, 16870), (10363, 15610)]