51352240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 128697120

約数和(自身を除く): 77344880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 340, 488, 610, 619, 680, 976, 1037, 1220, 1238, 1360, 2074, 2440, 2476, 3095, 4148, 4880, 4952, 5185, 6190, 8296, 9904, 10370, 10523, 12380, 16592, 20740, 21046, 24760, 37759, 41480, 42092, 49520, 52615, 75518, 82960, 84184, 105230, 151036, 168368, 188795, 210460, 302072, 377590, 420920, 604144, 641903, 755180, 841840, 1283806, 1510360, 2567612, 3020720, 3209515, 5135224, 6419030, 10270448, 12838060, 25676120, 51352240]

約数ペア:

[(1, 51352240), (2, 25676120), (4, 12838060), (5, 10270448), (8, 6419030), (10, 5135224), (16, 3209515), (17, 3020720), (20, 2567612), (34, 1510360), (40, 1283806), (61, 841840), (68, 755180), (80, 641903), (85, 604144), (122, 420920), (136, 377590), (170, 302072), (244, 210460), (272, 188795), (305, 168368), (340, 151036), (488, 105230), (610, 84184), (619, 82960), (680, 75518), (976, 52615), (1037, 49520), (1220, 42092), (1238, 41480), (1360, 37759), (2074, 24760), (2440, 21046), (2476, 20740), (3095, 16592), (4148, 12380), (4880, 10523), (4952, 10370), (5185, 9904), (6190, 8296)]