38854750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 80870400

約数和(自身を除く): 42015650

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 125, 142, 199, 250, 275, 355, 398, 550, 710, 781, 995, 1375, 1562, 1775, 1990, 2189, 2750, 3550, 3905, 4378, 4975, 7810, 8875, 9950, 10945, 14129, 17750, 19525, 21890, 24875, 28258, 39050, 49750, 54725, 70645, 97625, 109450, 141290, 155419, 195250, 273625, 310838, 353225, 547250, 706450, 777095, 1554190, 1766125, 3532250, 3885475, 7770950, 19427375, 38854750]

約数ペア:

[(1, 38854750), (2, 19427375), (5, 7770950), (10, 3885475), (11, 3532250), (22, 1766125), (25, 1554190), (50, 777095), (55, 706450), (71, 547250), (110, 353225), (125, 310838), (142, 273625), (199, 195250), (250, 155419), (275, 141290), (355, 109450), (398, 97625), (550, 70645), (710, 54725), (781, 49750), (995, 39050), (1375, 28258), (1562, 24875), (1775, 21890), (1990, 19525), (2189, 17750), (2750, 14129), (3550, 10945), (3905, 9950), (4378, 8875), (4975, 7810)]