78442276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 156119040

約数和(自身を除く): 77676764

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 131, 262, 341, 439, 524, 682, 878, 1364, 1441, 1756, 2882, 4061, 4829, 5764, 8122, 9658, 13609, 16244, 19316, 27218, 44671, 54436, 57509, 89342, 115018, 149699, 178684, 230036, 299398, 598796, 632599, 1265198, 1782779, 2530396, 3565558, 7131116, 19610569, 39221138, 78442276]

約数ペア:

[(1, 78442276), (2, 39221138), (4, 19610569), (11, 7131116), (22, 3565558), (31, 2530396), (44, 1782779), (62, 1265198), (124, 632599), (131, 598796), (262, 299398), (341, 230036), (439, 178684), (524, 149699), (682, 115018), (878, 89342), (1364, 57509), (1441, 54436), (1756, 44671), (2882, 27218), (4061, 19316), (4829, 16244), (5764, 13609), (8122, 9658)]