55380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 169344

約数和(自身を除く): 113964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 780, 852, 923, 1065, 1420, 1846, 2130, 2769, 3692, 4260, 4615, 5538, 9230, 11076, 13845, 18460, 27690, 55380]

約数ペア:

[(1, 55380), (2, 27690), (3, 18460), (4, 13845), (5, 11076), (6, 9230), (10, 5538), (12, 4615), (13, 4260), (15, 3692), (20, 2769), (26, 2130), (30, 1846), (39, 1420), (52, 1065), (60, 923), (65, 852), (71, 780), (78, 710), (130, 426), (142, 390), (156, 355), (195, 284), (213, 260)]