165397600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 430284960

約数和(自身を除く): 264887360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 89, 92, 100, 101, 115, 160, 178, 184, 200, 202, 230, 356, 368, 400, 404, 445, 460, 505, 575, 712, 736, 800, 808, 890, 920, 1010, 1150, 1424, 1616, 1780, 1840, 2020, 2047, 2225, 2300, 2323, 2525, 2848, 3232, 3560, 3680, 4040, 4094, 4450, 4600, 4646, 5050, 7120, 8080, 8188, 8900, 8989, 9200, 9292, 10100, 10235, 11615, 14240, 16160, 16376, 17800, 17978, 18400, 18584, 20200, 20470, 23230, 32752, 35600, 35956, 37168, 40400, 40940, 44945, 46460, 51175, 58075, 65504, 71200, 71912, 74336, 80800, 81880, 89890, 92920, 102350, 116150, 143824, 163760, 179780, 185840, 204700, 206747, 224725, 232300, 287648, 327520, 359560, 371680, 409400, 413494, 449450, 464600, 719120, 818800, 826988, 898900, 929200, 1033735, 1438240, 1637600, 1653976, 1797800, 1858400, 2067470, 3307952, 3595600, 4134940, 5168675, 6615904, 7191200, 8269880, 10337350, 16539760, 20674700, 33079520, 41349400, 82698800, 165397600]

約数ペア:

[(1, 165397600), (2, 82698800), (4, 41349400), (5, 33079520), (8, 20674700), (10, 16539760), (16, 10337350), (20, 8269880), (23, 7191200), (25, 6615904), (32, 5168675), (40, 4134940), (46, 3595600), (50, 3307952), (80, 2067470), (89, 1858400), (92, 1797800), (100, 1653976), (101, 1637600), (115, 1438240), (160, 1033735), (178, 929200), (184, 898900), (200, 826988), (202, 818800), (230, 719120), (356, 464600), (368, 449450), (400, 413494), (404, 409400), (445, 371680), (460, 359560), (505, 327520), (575, 287648), (712, 232300), (736, 224725), (800, 206747), (808, 204700), (890, 185840), (920, 179780), (1010, 163760), (1150, 143824), (1424, 116150), (1616, 102350), (1780, 92920), (1840, 89890), (2020, 81880), (2047, 80800), (2225, 74336), (2300, 71912), (2323, 71200), (2525, 65504), (2848, 58075), (3232, 51175), (3560, 46460), (3680, 44945), (4040, 40940), (4094, 40400), (4450, 37168), (4600, 35956), (4646, 35600), (5050, 32752), (7120, 23230), (8080, 20470), (8188, 20200), (8900, 18584), (8989, 18400), (9200, 17978), (9292, 17800), (10100, 16376), (10235, 16160), (11615, 14240)]