137580748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 263894400

約数和(自身を除く): 126313652

約数列:

[1, 2, 4, 19, 38, 41, 67, 76, 82, 134, 164, 268, 659, 779, 1273, 1318, 1558, 2546, 2636, 2747, 3116, 5092, 5494, 10988, 12521, 25042, 27019, 44153, 50084, 52193, 54038, 88306, 104386, 108076, 176612, 208772, 513361, 838907, 1026722, 1677814, 1810273, 2053444, 3355628, 3620546, 7241092, 34395187, 68790374, 137580748]

約数ペア:

[(1, 137580748), (2, 68790374), (4, 34395187), (19, 7241092), (38, 3620546), (41, 3355628), (67, 2053444), (76, 1810273), (82, 1677814), (134, 1026722), (164, 838907), (268, 513361), (659, 208772), (779, 176612), (1273, 108076), (1318, 104386), (1558, 88306), (2546, 54038), (2636, 52193), (2747, 50084), (3116, 44153), (5092, 27019), (5494, 25042), (10988, 12521)]