67522900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 153990144

約数和(自身を除く): 86467244

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 50, 82, 86, 100, 164, 172, 205, 215, 383, 410, 430, 766, 820, 860, 1025, 1075, 1532, 1763, 1915, 2050, 2150, 3526, 3830, 4100, 4300, 7052, 7660, 8815, 9575, 15703, 16469, 17630, 19150, 31406, 32938, 35260, 38300, 44075, 62812, 65876, 78515, 82345, 88150, 157030, 164690, 176300, 314060, 329380, 392575, 411725, 675229, 785150, 823450, 1350458, 1570300, 1646900, 2700916, 3376145, 6752290, 13504580, 16880725, 33761450, 67522900]

約数ペア:

[(1, 67522900), (2, 33761450), (4, 16880725), (5, 13504580), (10, 6752290), (20, 3376145), (25, 2700916), (41, 1646900), (43, 1570300), (50, 1350458), (82, 823450), (86, 785150), (100, 675229), (164, 411725), (172, 392575), (205, 329380), (215, 314060), (383, 176300), (410, 164690), (430, 157030), (766, 88150), (820, 82345), (860, 78515), (1025, 65876), (1075, 62812), (1532, 44075), (1763, 38300), (1915, 35260), (2050, 32938), (2150, 31406), (3526, 19150), (3830, 17630), (4100, 16469), (4300, 15703), (7052, 9575), (7660, 8815)]