27813500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 71547840

約数和(自身を除く): 43734340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 220, 250, 260, 275, 286, 325, 389, 500, 550, 572, 650, 715, 778, 1100, 1300, 1375, 1430, 1556, 1625, 1945, 2750, 2860, 3250, 3575, 3890, 4279, 5057, 5500, 6500, 7150, 7780, 8558, 9725, 10114, 14300, 17116, 17875, 19450, 20228, 21395, 25285, 35750, 38900, 42790, 48625, 50570, 55627, 71500, 85580, 97250, 101140, 106975, 111254, 126425, 194500, 213950, 222508, 252850, 278135, 427900, 505700, 534875, 556270, 632125, 1069750, 1112540, 1264250, 1390675, 2139500, 2528500, 2781350, 5562700, 6953375, 13906750, 27813500]

約数ペア:

[(1, 27813500), (2, 13906750), (4, 6953375), (5, 5562700), (10, 2781350), (11, 2528500), (13, 2139500), (20, 1390675), (22, 1264250), (25, 1112540), (26, 1069750), (44, 632125), (50, 556270), (52, 534875), (55, 505700), (65, 427900), (100, 278135), (110, 252850), (125, 222508), (130, 213950), (143, 194500), (220, 126425), (250, 111254), (260, 106975), (275, 101140), (286, 97250), (325, 85580), (389, 71500), (500, 55627), (550, 50570), (572, 48625), (650, 42790), (715, 38900), (778, 35750), (1100, 25285), (1300, 21395), (1375, 20228), (1430, 19450), (1556, 17875), (1625, 17116), (1945, 14300), (2750, 10114), (2860, 9725), (3250, 8558), (3575, 7780), (3890, 7150), (4279, 6500), (5057, 5500)]