390094100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:238

約数の個数: 108

約数和(自身を含む): 949314240

約数和(自身を除く): 559220140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 79, 100, 110, 134, 158, 220, 268, 275, 316, 335, 395, 550, 670, 737, 790, 869, 1100, 1340, 1474, 1580, 1675, 1738, 1975, 2948, 3350, 3476, 3685, 3950, 4345, 4489, 5293, 6700, 7370, 7900, 8690, 8978, 10586, 14740, 17380, 17956, 18425, 21172, 21725, 22445, 26465, 36850, 43450, 44890, 49379, 52930, 58223, 73700, 86900, 89780, 98758, 105860, 112225, 116446, 132325, 197516, 224450, 232892, 246895, 264650, 291115, 354631, 448900, 493790, 529300, 582230, 709262, 987580, 1164460, 1234475, 1418524, 1455575, 1773155, 2468950, 2911150, 3546310, 3900941, 4937900, 5822300, 7092620, 7801882, 8865775, 15603764, 17731550, 19504705, 35463100, 39009410, 78018820, 97523525, 195047050, 390094100]

約数ペア:

[(1, 390094100), (2, 195047050), (4, 97523525), (5, 78018820), (10, 39009410), (11, 35463100), (20, 19504705), (22, 17731550), (25, 15603764), (44, 8865775), (50, 7801882), (55, 7092620), (67, 5822300), (79, 4937900), (100, 3900941), (110, 3546310), (134, 2911150), (158, 2468950), (220, 1773155), (268, 1455575), (275, 1418524), (316, 1234475), (335, 1164460), (395, 987580), (550, 709262), (670, 582230), (737, 529300), (790, 493790), (869, 448900), (1100, 354631), (1340, 291115), (1474, 264650), (1580, 246895), (1675, 232892), (1738, 224450), (1975, 197516), (2948, 132325), (3350, 116446), (3476, 112225), (3685, 105860), (3950, 98758), (4345, 89780), (4489, 86900), (5293, 73700), (6700, 58223), (7370, 52930), (7900, 49379), (8690, 44890), (8978, 43450), (10586, 36850), (14740, 26465), (17380, 22445), (17956, 21725), (18425, 21172)]