53778820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2593}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 121585968

約数和(自身を除く): 67807148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 2593, 4148, 5185, 5186, 10370, 10372, 12965, 20740, 25930, 44081, 51860, 88162, 158173, 176324, 220405, 316346, 440810, 632692, 790865, 881620, 1581730, 2688941, 3163460, 5377882, 10755764, 13444705, 26889410, 53778820]

約数ペア:

[(1, 53778820), (2, 26889410), (4, 13444705), (5, 10755764), (10, 5377882), (17, 3163460), (20, 2688941), (34, 1581730), (61, 881620), (68, 790865), (85, 632692), (122, 440810), (170, 316346), (244, 220405), (305, 176324), (340, 158173), (610, 88162), (1037, 51860), (1220, 44081), (2074, 25930), (2593, 20740), (4148, 12965), (5185, 10372), (5186, 10370)]