61767380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 133022736

約数和(自身を除く): 71255356

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 197, 244, 257, 305, 394, 514, 610, 788, 985, 1028, 1220, 1285, 1970, 2570, 3940, 5140, 12017, 15677, 24034, 31354, 48068, 50629, 60085, 62708, 78385, 101258, 120170, 156770, 202516, 240340, 253145, 313540, 506290, 1012580, 3088369, 6176738, 12353476, 15441845, 30883690, 61767380]

約数ペア:

[(1, 61767380), (2, 30883690), (4, 15441845), (5, 12353476), (10, 6176738), (20, 3088369), (61, 1012580), (122, 506290), (197, 313540), (244, 253145), (257, 240340), (305, 202516), (394, 156770), (514, 120170), (610, 101258), (788, 78385), (985, 62708), (1028, 60085), (1220, 50629), (1285, 48068), (1970, 31354), (2570, 24034), (3940, 15677), (5140, 12017)]