38348750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{2789}}^1$

素因数の和:2822

約数の個数: 40

約数和(自身を含む): 78443640

約数和(自身を除く): 40094890

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 2789, 5578, 6875, 13750, 13945, 27890, 30679, 61358, 69725, 139450, 153395, 306790, 348625, 697250, 766975, 1533950, 1743125, 3486250, 3834875, 7669750, 19174375, 38348750]

約数ペア:

[(1, 38348750), (2, 19174375), (5, 7669750), (10, 3834875), (11, 3486250), (22, 1743125), (25, 1533950), (50, 766975), (55, 697250), (110, 348625), (125, 306790), (250, 153395), (275, 139450), (550, 69725), (625, 61358), (1250, 30679), (1375, 27890), (2750, 13945), (2789, 13750), (5578, 6875)]