26530660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1523}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 60935616

約数和(自身を除く): 34404956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1523, 1742, 3046, 3484, 4355, 6092, 7615, 8710, 15230, 17420, 19799, 30460, 39598, 79196, 98995, 102041, 197990, 204082, 395980, 408164, 510205, 1020410, 1326533, 2040820, 2653066, 5306132, 6632665, 13265330, 26530660]

約数ペア:

[(1, 26530660), (2, 13265330), (4, 6632665), (5, 5306132), (10, 2653066), (13, 2040820), (20, 1326533), (26, 1020410), (52, 510205), (65, 408164), (67, 395980), (130, 204082), (134, 197990), (260, 102041), (268, 98995), (335, 79196), (670, 39598), (871, 30460), (1340, 19799), (1523, 17420), (1742, 15230), (3046, 8710), (3484, 7615), (4355, 6092)]