161914000

素因数分解:

$2^4\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1205

約数の個数: 80

約数和(自身を含む): 397229040

約数和(自身を除く): 235315040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 125, 146, 200, 250, 292, 365, 400, 500, 584, 730, 1000, 1109, 1168, 1460, 1825, 2000, 2218, 2920, 3650, 4436, 5545, 5840, 7300, 8872, 9125, 11090, 14600, 17744, 18250, 22180, 27725, 29200, 36500, 44360, 55450, 73000, 80957, 88720, 110900, 138625, 146000, 161914, 221800, 277250, 323828, 404785, 443600, 554500, 647656, 809570, 1109000, 1295312, 1619140, 2023925, 2218000, 3238280, 4047850, 6476560, 8095700, 10119625, 16191400, 20239250, 32382800, 40478500, 80957000, 161914000]

約数ペア:

[(1, 161914000), (2, 80957000), (4, 40478500), (5, 32382800), (8, 20239250), (10, 16191400), (16, 10119625), (20, 8095700), (25, 6476560), (40, 4047850), (50, 3238280), (73, 2218000), (80, 2023925), (100, 1619140), (125, 1295312), (146, 1109000), (200, 809570), (250, 647656), (292, 554500), (365, 443600), (400, 404785), (500, 323828), (584, 277250), (730, 221800), (1000, 161914), (1109, 146000), (1168, 138625), (1460, 110900), (1825, 88720), (2000, 80957), (2218, 73000), (2920, 55450), (3650, 44360), (4436, 36500), (5545, 29200), (5840, 27725), (7300, 22180), (8872, 18250), (9125, 17744), (11090, 14600)]