1216173875

素因数分解:

$5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 1882258560

約数和(自身を除く): 666084685

約数列:

[1, 5, 7, 23, 25, 35, 49, 89, 97, 115, 125, 161, 175, 245, 445, 485, 575, 623, 679, 805, 875, 1127, 1225, 2047, 2225, 2231, 2425, 2875, 3115, 3395, 4025, 4361, 4753, 5635, 6125, 8633, 10235, 11125, 11155, 12125, 14329, 15575, 15617, 16975, 20125, 21805, 23765, 28175, 43165, 51175, 55775, 60431, 71645, 77875, 78085, 84875, 100303, 109025, 109319, 118825, 140875, 198559, 215825, 255875, 278875, 302155, 358225, 390425, 423017, 501515, 545125, 546595, 594125, 992795, 1079125, 1389913, 1510775, 1791125, 1952125, 2115085, 2507575, 2732975, 4963975, 6949565, 7553875, 9729391, 10575425, 12537875, 13664875, 24819875, 34747825, 48646955, 52877125, 173739125, 243234775, 1216173875]

約数ペア:

[(1, 1216173875), (5, 243234775), (7, 173739125), (23, 52877125), (25, 48646955), (35, 34747825), (49, 24819875), (89, 13664875), (97, 12537875), (115, 10575425), (125, 9729391), (161, 7553875), (175, 6949565), (245, 4963975), (445, 2732975), (485, 2507575), (575, 2115085), (623, 1952125), (679, 1791125), (805, 1510775), (875, 1389913), (1127, 1079125), (1225, 992795), (2047, 594125), (2225, 546595), (2231, 545125), (2425, 501515), (2875, 423017), (3115, 390425), (3395, 358225), (4025, 302155), (4361, 278875), (4753, 255875), (5635, 215825), (6125, 198559), (8633, 140875), (10235, 118825), (11125, 109319), (11155, 109025), (12125, 100303), (14329, 84875), (15575, 78085), (15617, 77875), (16975, 71645), (20125, 60431), (21805, 55775), (23765, 51175), (28175, 43165)]