67644980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1723}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 154084224

約数和(自身を除く): 86439244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1723, 1963, 3020, 3446, 3926, 6892, 7852, 8615, 9815, 17230, 19630, 22399, 34460, 39260, 44798, 89596, 111995, 223990, 260173, 447980, 520346, 1040692, 1300865, 2601730, 3382249, 5203460, 6764498, 13528996, 16911245, 33822490, 67644980]

約数ペア:

[(1, 67644980), (2, 33822490), (4, 16911245), (5, 13528996), (10, 6764498), (13, 5203460), (20, 3382249), (26, 2601730), (52, 1300865), (65, 1040692), (130, 520346), (151, 447980), (260, 260173), (302, 223990), (604, 111995), (755, 89596), (1510, 44798), (1723, 39260), (1963, 34460), (3020, 22399), (3446, 19630), (3926, 17230), (6892, 9815), (7852, 8615)]