72668180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1009}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 165098640

約数和(自身を除く): 92430460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 277, 554, 1009, 1108, 1385, 2018, 2770, 3601, 4036, 5045, 5540, 7202, 10090, 13117, 14404, 18005, 20180, 26234, 36010, 52468, 65585, 72020, 131170, 262340, 279493, 558986, 1117972, 1397465, 2794930, 3633409, 5589860, 7266818, 14533636, 18167045, 36334090, 72668180]

約数ペア:

[(1, 72668180), (2, 36334090), (4, 18167045), (5, 14533636), (10, 7266818), (13, 5589860), (20, 3633409), (26, 2794930), (52, 1397465), (65, 1117972), (130, 558986), (260, 279493), (277, 262340), (554, 131170), (1009, 72020), (1108, 65585), (1385, 52468), (2018, 36010), (2770, 26234), (3601, 20180), (4036, 18005), (5045, 14404), (5540, 13117), (7202, 10090)]