72443884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 139144320

約数和(自身を除く): 66700436

約数列:

[1, 2, 4, 19, 38, 41, 67, 76, 82, 134, 164, 268, 347, 694, 779, 1273, 1388, 1558, 2546, 2747, 3116, 5092, 5494, 6593, 10988, 13186, 14227, 23249, 26372, 28454, 46498, 52193, 56908, 92996, 104386, 208772, 270313, 441731, 540626, 883462, 953209, 1081252, 1766924, 1906418, 3812836, 18110971, 36221942, 72443884]

約数ペア:

[(1, 72443884), (2, 36221942), (4, 18110971), (19, 3812836), (38, 1906418), (41, 1766924), (67, 1081252), (76, 953209), (82, 883462), (134, 540626), (164, 441731), (268, 270313), (347, 208772), (694, 104386), (779, 92996), (1273, 56908), (1388, 52193), (1558, 46498), (2546, 28454), (2747, 26372), (3116, 23249), (5092, 14227), (5494, 13186), (6593, 10988)]