89661765

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 157132800

約数和(自身を除く): 67471035

約数列:

[1, 3, 5, 15, 29, 31, 61, 87, 93, 109, 145, 155, 183, 305, 327, 435, 465, 545, 899, 915, 1635, 1769, 1891, 2697, 3161, 3379, 4495, 5307, 5673, 6649, 8845, 9455, 9483, 10137, 13485, 15805, 16895, 19947, 26535, 28365, 33245, 47415, 50685, 54839, 97991, 99735, 164517, 192821, 206119, 274195, 293973, 489955, 578463, 618357, 822585, 964105, 1030595, 1469865, 2892315, 3091785, 5977451, 17932353, 29887255, 89661765]

約数ペア:

[(1, 89661765), (3, 29887255), (5, 17932353), (15, 5977451), (29, 3091785), (31, 2892315), (61, 1469865), (87, 1030595), (93, 964105), (109, 822585), (145, 618357), (155, 578463), (183, 489955), (305, 293973), (327, 274195), (435, 206119), (465, 192821), (545, 164517), (899, 99735), (915, 97991), (1635, 54839), (1769, 50685), (1891, 47415), (2697, 33245), (3161, 28365), (3379, 26535), (4495, 19947), (5307, 16895), (5673, 15805), (6649, 13485), (8845, 10137), (9455, 9483)]