89871686450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2821717}}^1$

素因数の和:2821756

約数の個数: 72

約数和(自身を含む): 209410979652

約数和(自身を除く): 119539293202

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 637, 650, 910, 1225, 1274, 2275, 2450, 3185, 4550, 6370, 15925, 31850, 2821717, 5643434, 14108585, 19752019, 28217170, 36682321, 39504038, 70542925, 73364642, 98760095, 138264133, 141085850, 183411605, 197520190, 256776247, 276528266, 366823210, 493800475, 513552494, 691320665, 917058025, 987600950, 1283881235, 1382641330, 1797433729, 1834116050, 2567762470, 3456603325, 3594867458, 6419406175, 6913206650, 8987168645, 12838812350, 17974337290, 44935843225, 89871686450]

約数ペア:

[(1, 89871686450), (2, 44935843225), (5, 17974337290), (7, 12838812350), (10, 8987168645), (13, 6913206650), (14, 6419406175), (25, 3594867458), (26, 3456603325), (35, 2567762470), (49, 1834116050), (50, 1797433729), (65, 1382641330), (70, 1283881235), (91, 987600950), (98, 917058025), (130, 691320665), (175, 513552494), (182, 493800475), (245, 366823210), (325, 276528266), (350, 256776247), (455, 197520190), (490, 183411605), (637, 141085850), (650, 138264133), (910, 98760095), (1225, 73364642), (1274, 70542925), (2275, 39504038), (2450, 36682321), (3185, 28217170), (4550, 19752019), (6370, 14108585), (15925, 5643434), (31850, 2821717)]