1220654410400

素因数分解:

$2^5\times 5^2\times {\mathrm{61001}}^1\times {\mathrm{25013}}^1$

素因数の和:86034

約数の個数: 72

約数和(自身を含む): 2980090566684

約数和(自身を除く): 1759436156284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25013, 50026, 61001, 100052, 122002, 125065, 200104, 244004, 250130, 305005, 400208, 488008, 500260, 610010, 625325, 800416, 976016, 1000520, 1220020, 1250650, 1525025, 1952032, 2001040, 2440040, 2501300, 3050050, 4002080, 4880080, 5002600, 6100100, 9760160, 10005200, 12200200, 20010400, 24400400, 48800800, 1525818013, 3051636026, 6103272052, 7629090065, 12206544104, 15258180130, 24413088208, 30516360260, 38145450325, 48826176416, 61032720520, 76290900650, 122065441040, 152581801300, 244130882080, 305163602600, 610327205200, 1220654410400]

約数ペア:

[(1, 1220654410400), (2, 610327205200), (4, 305163602600), (5, 244130882080), (8, 152581801300), (10, 122065441040), (16, 76290900650), (20, 61032720520), (25, 48826176416), (32, 38145450325), (40, 30516360260), (50, 24413088208), (80, 15258180130), (100, 12206544104), (160, 7629090065), (200, 6103272052), (400, 3051636026), (800, 1525818013), (25013, 48800800), (50026, 24400400), (61001, 20010400), (100052, 12200200), (122002, 10005200), (125065, 9760160), (200104, 6100100), (244004, 5002600), (250130, 4880080), (305005, 4002080), (400208, 3050050), (488008, 2501300), (500260, 2440040), (610010, 2001040), (625325, 1952032), (800416, 1525025), (976016, 1250650), (1000520, 1220020)]