252499130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1971

約数の個数: 64

約数和(自身を含む): 527028768

約数和(自身を除く): 274529638

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 61, 65, 85, 122, 130, 170, 221, 305, 442, 610, 793, 1037, 1105, 1586, 1873, 2074, 2210, 3746, 3965, 5185, 7930, 9365, 10370, 13481, 18730, 24349, 26962, 31841, 48698, 63682, 67405, 114253, 121745, 134810, 159205, 228506, 243490, 318410, 413933, 571265, 827866, 1142530, 1485289, 1942301, 2069665, 2970578, 3884602, 4139330, 7426445, 9711505, 14852890, 19423010, 25249913, 50499826, 126249565, 252499130]

約数ペア:

[(1, 252499130), (2, 126249565), (5, 50499826), (10, 25249913), (13, 19423010), (17, 14852890), (26, 9711505), (34, 7426445), (61, 4139330), (65, 3884602), (85, 2970578), (122, 2069665), (130, 1942301), (170, 1485289), (221, 1142530), (305, 827866), (442, 571265), (610, 413933), (793, 318410), (1037, 243490), (1105, 228506), (1586, 159205), (1873, 134810), (2074, 121745), (2210, 114253), (3746, 67405), (3965, 63682), (5185, 48698), (7930, 31841), (9365, 26962), (10370, 24349), (13481, 18730)]