81202050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{4877}}^1$

素因数の和:4932

約数の個数: 72

約数和(自身を含む): 224105076

約数和(自身を除く): 142903026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 150, 185, 222, 225, 333, 370, 450, 555, 666, 925, 1110, 1665, 1850, 2775, 3330, 4877, 5550, 8325, 9754, 14631, 16650, 24385, 29262, 43893, 48770, 73155, 87786, 121925, 146310, 180449, 219465, 243850, 360898, 365775, 438930, 541347, 731550, 902245, 1082694, 1097325, 1624041, 1804490, 2194650, 2706735, 3248082, 4511225, 5413470, 8120205, 9022450, 13533675, 16240410, 27067350, 40601025, 81202050]

約数ペア:

[(1, 81202050), (2, 40601025), (3, 27067350), (5, 16240410), (6, 13533675), (9, 9022450), (10, 8120205), (15, 5413470), (18, 4511225), (25, 3248082), (30, 2706735), (37, 2194650), (45, 1804490), (50, 1624041), (74, 1097325), (75, 1082694), (90, 902245), (111, 731550), (150, 541347), (185, 438930), (222, 365775), (225, 360898), (333, 243850), (370, 219465), (450, 180449), (555, 146310), (666, 121925), (925, 87786), (1110, 73155), (1665, 48770), (1850, 43893), (2775, 29262), (3330, 24385), (4877, 16650), (5550, 14631), (8325, 9754)]