179998364

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1795

約数の個数: 72

約数和(自身を含む): 404471088

約数和(自身を除く): 224472724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 49, 52, 82, 91, 98, 164, 182, 196, 287, 364, 533, 574, 637, 1066, 1148, 1274, 1723, 2009, 2132, 2548, 3446, 3731, 4018, 6892, 7462, 8036, 12061, 14924, 22399, 24122, 26117, 44798, 48244, 52234, 70643, 84427, 89596, 104468, 141286, 156793, 168854, 282572, 313586, 337708, 494501, 627172, 918359, 989002, 1097551, 1836718, 1978004, 2195102, 3461507, 3673436, 4390204, 6428513, 6923014, 12857026, 13846028, 25714052, 44999591, 89999182, 179998364]

約数ペア:

[(1, 179998364), (2, 89999182), (4, 44999591), (7, 25714052), (13, 13846028), (14, 12857026), (26, 6923014), (28, 6428513), (41, 4390204), (49, 3673436), (52, 3461507), (82, 2195102), (91, 1978004), (98, 1836718), (164, 1097551), (182, 989002), (196, 918359), (287, 627172), (364, 494501), (533, 337708), (574, 313586), (637, 282572), (1066, 168854), (1148, 156793), (1274, 141286), (1723, 104468), (2009, 89596), (2132, 84427), (2548, 70643), (3446, 52234), (3731, 48244), (4018, 44798), (6892, 26117), (7462, 24122), (8036, 22399), (12061, 14924)]