84568380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108421}}^1$

素因数の和:108446

約数の個数: 48

約数和(自身を含む): 255008544

約数和(自身を除く): 170440164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 108421, 216842, 325263, 433684, 542105, 650526, 1084210, 1301052, 1409473, 1626315, 2168420, 2818946, 3252630, 4228419, 5637892, 6505260, 7047365, 8456838, 14094730, 16913676, 21142095, 28189460, 42284190, 84568380]

約数ペア:

[(1, 84568380), (2, 42284190), (3, 28189460), (4, 21142095), (5, 16913676), (6, 14094730), (10, 8456838), (12, 7047365), (13, 6505260), (15, 5637892), (20, 4228419), (26, 3252630), (30, 2818946), (39, 2168420), (52, 1626315), (60, 1409473), (65, 1301052), (78, 1084210), (130, 650526), (156, 542105), (195, 433684), (260, 325263), (390, 216842), (780, 108421)]