50138920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7417}}^1$

素因数の和:7454

約数の個数: 48

約数和(自身を含む): 122174460

約数和(自身を除く): 72035540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 7417, 14834, 29668, 37085, 59336, 74170, 96421, 148340, 192842, 296680, 385684, 482105, 771368, 964210, 1253473, 1928420, 2506946, 3856840, 5013892, 6267365, 10027784, 12534730, 25069460, 50138920]

約数ペア:

[(1, 50138920), (2, 25069460), (4, 12534730), (5, 10027784), (8, 6267365), (10, 5013892), (13, 3856840), (20, 2506946), (26, 1928420), (40, 1253473), (52, 964210), (65, 771368), (104, 482105), (130, 385684), (169, 296680), (260, 192842), (338, 148340), (520, 96421), (676, 74170), (845, 59336), (1352, 37085), (1690, 29668), (3380, 14834), (6760, 7417)]