338937850

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 641208960

約数和(自身を除く): 302271110

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 239, 251, 478, 502, 565, 1130, 1195, 1255, 2390, 2510, 2825, 5650, 5975, 6275, 11950, 12550, 27007, 28363, 54014, 56726, 59989, 119978, 135035, 141815, 270070, 283630, 299945, 599890, 675175, 709075, 1350350, 1418150, 1499725, 2999450, 6778757, 13557514, 33893785, 67787570, 169468925, 338937850]

約数ペア:

[(1, 338937850), (2, 169468925), (5, 67787570), (10, 33893785), (25, 13557514), (50, 6778757), (113, 2999450), (226, 1499725), (239, 1418150), (251, 1350350), (478, 709075), (502, 675175), (565, 599890), (1130, 299945), (1195, 283630), (1255, 270070), (2390, 141815), (2510, 135035), (2825, 119978), (5650, 59989), (5975, 56726), (6275, 54014), (11950, 28363), (12550, 27007)]