254134550980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{83}}^1\times {\mathrm{41143}}^1$

素因数の和:41357

約数の個数: 72

約数和(自身を含む): 549125269056

約数和(自身を除く): 294990718076

約数列:

[1, 2, 4, 5, 10, 20, 61, 83, 122, 166, 244, 305, 332, 415, 610, 830, 1220, 1660, 3721, 5063, 7442, 10126, 14884, 18605, 20252, 25315, 37210, 41143, 50630, 74420, 82286, 101260, 164572, 205715, 308843, 411430, 617686, 822860, 1235372, 1544215, 2509723, 3088430, 3414869, 5019446, 6176860, 6829738, 10038892, 12548615, 13659476, 17074345, 25097230, 34148690, 50194460, 68297380, 153093103, 208307009, 306186206, 416614018, 612372412, 765465515, 833228036, 1041535045, 1530931030, 2083070090, 3061862060, 4166140180, 12706727549, 25413455098, 50826910196, 63533637745, 127067275490, 254134550980]

約数ペア:

[(1, 254134550980), (2, 127067275490), (4, 63533637745), (5, 50826910196), (10, 25413455098), (20, 12706727549), (61, 4166140180), (83, 3061862060), (122, 2083070090), (166, 1530931030), (244, 1041535045), (305, 833228036), (332, 765465515), (415, 612372412), (610, 416614018), (830, 306186206), (1220, 208307009), (1660, 153093103), (3721, 68297380), (5063, 50194460), (7442, 34148690), (10126, 25097230), (14884, 17074345), (18605, 13659476), (20252, 12548615), (25315, 10038892), (37210, 6829738), (41143, 6176860), (50630, 5019446), (74420, 3414869), (82286, 3088430), (101260, 2509723), (164572, 1544215), (205715, 1235372), (308843, 822860), (411430, 617686)]