9905325290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{140521}}^1$

素因数の和:140607

約数の個数: 64

約数和(自身を含む): 21853981440

約数和(自身を除く): 11948656150

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 53, 70, 95, 106, 133, 190, 265, 266, 371, 530, 665, 742, 1007, 1330, 1855, 2014, 3710, 5035, 7049, 10070, 14098, 35245, 70490, 140521, 281042, 702605, 983647, 1405210, 1967294, 2669899, 4918235, 5339798, 7447613, 9836470, 13349495, 14895226, 18689293, 26698990, 37238065, 37378586, 52133291, 74476130, 93446465, 104266582, 141504647, 186892930, 260666455, 283009294, 521332910, 707523235, 990532529, 1415046470, 1981065058, 4952662645, 9905325290]

約数ペア:

[(1, 9905325290), (2, 4952662645), (5, 1981065058), (7, 1415046470), (10, 990532529), (14, 707523235), (19, 521332910), (35, 283009294), (38, 260666455), (53, 186892930), (70, 141504647), (95, 104266582), (106, 93446465), (133, 74476130), (190, 52133291), (265, 37378586), (266, 37238065), (371, 26698990), (530, 18689293), (665, 14895226), (742, 13349495), (1007, 9836470), (1330, 7447613), (1855, 5339798), (2014, 4918235), (3710, 2669899), (5035, 1967294), (7049, 1405210), (10070, 983647), (14098, 702605), (35245, 281042), (70490, 140521)]