164854900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 431972352

約数和(自身を除く): 267117452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 71, 100, 107, 124, 140, 142, 155, 175, 214, 217, 284, 310, 350, 355, 428, 434, 497, 535, 620, 700, 710, 749, 775, 868, 994, 1070, 1085, 1420, 1498, 1550, 1775, 1988, 2140, 2170, 2201, 2485, 2675, 2996, 3100, 3317, 3550, 3745, 4340, 4402, 4970, 5350, 5425, 6634, 7100, 7490, 7597, 8804, 9940, 10700, 10850, 11005, 12425, 13268, 14980, 15194, 15407, 16585, 18725, 21700, 22010, 23219, 24850, 30388, 30814, 33170, 37450, 37985, 44020, 46438, 49700, 53179, 55025, 61628, 66340, 74900, 75970, 77035, 82925, 92876, 106358, 110050, 116095, 151940, 154070, 165850, 189925, 212716, 220100, 232190, 235507, 265895, 308140, 331700, 379850, 385175, 464380, 471014, 531790, 580475, 759700, 770350, 942028, 1063580, 1160950, 1177535, 1329475, 1540700, 1648549, 2321900, 2355070, 2658950, 3297098, 4710140, 5317900, 5887675, 6594196, 8242745, 11775350, 16485490, 23550700, 32970980, 41213725, 82427450, 164854900]

約数ペア:

[(1, 164854900), (2, 82427450), (4, 41213725), (5, 32970980), (7, 23550700), (10, 16485490), (14, 11775350), (20, 8242745), (25, 6594196), (28, 5887675), (31, 5317900), (35, 4710140), (50, 3297098), (62, 2658950), (70, 2355070), (71, 2321900), (100, 1648549), (107, 1540700), (124, 1329475), (140, 1177535), (142, 1160950), (155, 1063580), (175, 942028), (214, 770350), (217, 759700), (284, 580475), (310, 531790), (350, 471014), (355, 464380), (428, 385175), (434, 379850), (497, 331700), (535, 308140), (620, 265895), (700, 235507), (710, 232190), (749, 220100), (775, 212716), (868, 189925), (994, 165850), (1070, 154070), (1085, 151940), (1420, 116095), (1498, 110050), (1550, 106358), (1775, 92876), (1988, 82925), (2140, 77035), (2170, 75970), (2201, 74900), (2485, 66340), (2675, 61628), (2996, 55025), (3100, 53179), (3317, 49700), (3550, 46438), (3745, 44020), (4340, 37985), (4402, 37450), (4970, 33170), (5350, 30814), (5425, 30388), (6634, 24850), (7100, 23219), (7490, 22010), (7597, 21700), (8804, 18725), (9940, 16585), (10700, 15407), (10850, 15194), (11005, 14980), (12425, 13268)]