675220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 1809864

約数和(自身を除く): 1134644

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 53, 65, 70, 91, 98, 106, 130, 140, 182, 196, 212, 245, 260, 265, 364, 371, 455, 490, 530, 637, 689, 742, 910, 980, 1060, 1274, 1378, 1484, 1820, 1855, 2548, 2597, 2756, 3185, 3445, 3710, 4823, 5194, 6370, 6890, 7420, 9646, 10388, 12740, 12985, 13780, 19292, 24115, 25970, 33761, 48230, 51940, 67522, 96460, 135044, 168805, 337610, 675220]

約数ペア:

[(1, 675220), (2, 337610), (4, 168805), (5, 135044), (7, 96460), (10, 67522), (13, 51940), (14, 48230), (20, 33761), (26, 25970), (28, 24115), (35, 19292), (49, 13780), (52, 12985), (53, 12740), (65, 10388), (70, 9646), (91, 7420), (98, 6890), (106, 6370), (130, 5194), (140, 4823), (182, 3710), (196, 3445), (212, 3185), (245, 2756), (260, 2597), (265, 2548), (364, 1855), (371, 1820), (455, 1484), (490, 1378), (530, 1274), (637, 1060), (689, 980), (742, 910)]