64907850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{8831}}^1$

素因数の和:8860

約数の個数: 72

約数和(自身を含む): 187273728

約数和(自身を除く): 122365878

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 8831, 17662, 26493, 44155, 52986, 61817, 88310, 123634, 132465, 185451, 220775, 264930, 309085, 370902, 432719, 441550, 618170, 662325, 865438, 927255, 1298157, 1324650, 1545425, 1854510, 2163595, 2596314, 3090850, 4327190, 4636275, 6490785, 9272550, 10817975, 12981570, 21635950, 32453925, 64907850]

約数ペア:

[(1, 64907850), (2, 32453925), (3, 21635950), (5, 12981570), (6, 10817975), (7, 9272550), (10, 6490785), (14, 4636275), (15, 4327190), (21, 3090850), (25, 2596314), (30, 2163595), (35, 1854510), (42, 1545425), (49, 1324650), (50, 1298157), (70, 927255), (75, 865438), (98, 662325), (105, 618170), (147, 441550), (150, 432719), (175, 370902), (210, 309085), (245, 264930), (294, 220775), (350, 185451), (490, 132465), (525, 123634), (735, 88310), (1050, 61817), (1225, 52986), (1470, 44155), (2450, 26493), (3675, 17662), (7350, 8831)]