385322090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 747584640

約数和(自身を除く): 362262550

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 131, 137, 190, 226, 262, 274, 565, 655, 685, 1130, 1310, 1370, 2147, 2489, 2603, 4294, 4978, 5206, 10735, 12445, 13015, 14803, 15481, 17947, 21470, 24890, 26030, 29606, 30962, 35894, 74015, 77405, 89735, 148030, 154810, 179470, 281257, 294139, 340993, 562514, 588278, 681986, 1406285, 1470695, 1704965, 2028011, 2812570, 2941390, 3409930, 4056022, 10140055, 20280110, 38532209, 77064418, 192661045, 385322090]

約数ペア:

[(1, 385322090), (2, 192661045), (5, 77064418), (10, 38532209), (19, 20280110), (38, 10140055), (95, 4056022), (113, 3409930), (131, 2941390), (137, 2812570), (190, 2028011), (226, 1704965), (262, 1470695), (274, 1406285), (565, 681986), (655, 588278), (685, 562514), (1130, 340993), (1310, 294139), (1370, 281257), (2147, 179470), (2489, 154810), (2603, 148030), (4294, 89735), (4978, 77405), (5206, 74015), (10735, 35894), (12445, 30962), (13015, 29606), (14803, 26030), (15481, 24890), (17947, 21470)]