74302065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 141747840

約数和(自身を除く): 67445775

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 47, 57, 95, 129, 141, 171, 215, 235, 285, 387, 423, 645, 705, 817, 855, 893, 1849, 1935, 2021, 2115, 2451, 2679, 4085, 4465, 5547, 6063, 7353, 8037, 9245, 10105, 12255, 13395, 16641, 18189, 27735, 30315, 35131, 36765, 38399, 40185, 83205, 86903, 90945, 105393, 115197, 175655, 191995, 260709, 316179, 345591, 434515, 526965, 575985, 782127, 1303545, 1580895, 1651157, 1727955, 3910635, 4953471, 8255785, 14860413, 24767355, 74302065]

約数ペア:

[(1, 74302065), (3, 24767355), (5, 14860413), (9, 8255785), (15, 4953471), (19, 3910635), (43, 1727955), (45, 1651157), (47, 1580895), (57, 1303545), (95, 782127), (129, 575985), (141, 526965), (171, 434515), (215, 345591), (235, 316179), (285, 260709), (387, 191995), (423, 175655), (645, 115197), (705, 105393), (817, 90945), (855, 86903), (893, 83205), (1849, 40185), (1935, 38399), (2021, 36765), (2115, 35131), (2451, 30315), (2679, 27735), (4085, 18189), (4465, 16641), (5547, 13395), (6063, 12255), (7353, 10105), (8037, 9245)]