102219560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 237701520

約数和(自身を除く): 135481960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 157, 164, 205, 314, 328, 397, 410, 628, 785, 794, 820, 1256, 1570, 1588, 1640, 1985, 3140, 3176, 3970, 6280, 6437, 7940, 12874, 15880, 16277, 25748, 32185, 32554, 51496, 62329, 64370, 65108, 81385, 124658, 128740, 130216, 162770, 249316, 257480, 311645, 325540, 498632, 623290, 651080, 1246580, 2493160, 2555489, 5110978, 10221956, 12777445, 20443912, 25554890, 51109780, 102219560]

約数ペア:

[(1, 102219560), (2, 51109780), (4, 25554890), (5, 20443912), (8, 12777445), (10, 10221956), (20, 5110978), (40, 2555489), (41, 2493160), (82, 1246580), (157, 651080), (164, 623290), (205, 498632), (314, 325540), (328, 311645), (397, 257480), (410, 249316), (628, 162770), (785, 130216), (794, 128740), (820, 124658), (1256, 81385), (1570, 65108), (1588, 64370), (1640, 62329), (1985, 51496), (3140, 32554), (3176, 32185), (3970, 25748), (6280, 16277), (6437, 15880), (7940, 12874)]