61841990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 131880960

約数和(自身を除く): 70038970

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 79, 106, 158, 211, 265, 371, 395, 422, 530, 553, 742, 790, 1055, 1106, 1477, 1855, 2110, 2765, 2954, 3710, 4187, 5530, 7385, 8374, 11183, 14770, 16669, 20935, 22366, 29309, 33338, 41870, 55915, 58618, 78281, 83345, 111830, 116683, 146545, 156562, 166690, 233366, 293090, 391405, 583415, 782810, 883457, 1166830, 1766914, 4417285, 6184199, 8834570, 12368398, 30920995, 61841990]

約数ペア:

[(1, 61841990), (2, 30920995), (5, 12368398), (7, 8834570), (10, 6184199), (14, 4417285), (35, 1766914), (53, 1166830), (70, 883457), (79, 782810), (106, 583415), (158, 391405), (211, 293090), (265, 233366), (371, 166690), (395, 156562), (422, 146545), (530, 116683), (553, 111830), (742, 83345), (790, 78281), (1055, 58618), (1106, 55915), (1477, 41870), (1855, 33338), (2110, 29309), (2765, 22366), (2954, 20935), (3710, 16669), (4187, 14770), (5530, 11183), (7385, 8374)]