82117240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 195955200

約数和(自身を除く): 113837960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 647, 668, 760, 835, 1294, 1336, 1670, 2588, 3173, 3235, 3340, 5176, 6346, 6470, 6680, 12293, 12692, 12940, 15865, 24586, 25384, 25880, 31730, 49172, 61465, 63460, 98344, 108049, 122930, 126920, 216098, 245860, 432196, 491720, 540245, 864392, 1080490, 2052931, 2160980, 4105862, 4321960, 8211724, 10264655, 16423448, 20529310, 41058620, 82117240]

約数ペア:

[(1, 82117240), (2, 41058620), (4, 20529310), (5, 16423448), (8, 10264655), (10, 8211724), (19, 4321960), (20, 4105862), (38, 2160980), (40, 2052931), (76, 1080490), (95, 864392), (152, 540245), (167, 491720), (190, 432196), (334, 245860), (380, 216098), (647, 126920), (668, 122930), (760, 108049), (835, 98344), (1294, 63460), (1336, 61465), (1670, 49172), (2588, 31730), (3173, 25880), (3235, 25384), (3340, 24586), (5176, 15865), (6346, 12940), (6470, 12692), (6680, 12293)]