139989200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26921}}^1$

素因数の和:26952

約数の個数: 60

約数和(自身を含む): 362208588

約数和(自身を除く): 222219388

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 26921, 53842, 107684, 134605, 215368, 269210, 349973, 430736, 538420, 673025, 699946, 1076840, 1346050, 1399892, 1749865, 2153680, 2692100, 2799784, 3499730, 5384200, 5599568, 6999460, 8749325, 10768400, 13998920, 17498650, 27997840, 34997300, 69994600, 139989200]

約数ペア:

[(1, 139989200), (2, 69994600), (4, 34997300), (5, 27997840), (8, 17498650), (10, 13998920), (13, 10768400), (16, 8749325), (20, 6999460), (25, 5599568), (26, 5384200), (40, 3499730), (50, 2799784), (52, 2692100), (65, 2153680), (80, 1749865), (100, 1399892), (104, 1346050), (130, 1076840), (200, 699946), (208, 673025), (260, 538420), (325, 430736), (400, 349973), (520, 269210), (650, 215368), (1040, 134605), (1300, 107684), (2600, 53842), (5200, 26921)]