66326650

素因数分解:

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

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 134928864

約数和(自身を除く): 68602214

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 1523, 1675, 1742, 3046, 3350, 4355, 7615, 8710, 15230, 19799, 21775, 38075, 39598, 43550, 76150, 98995, 102041, 197990, 204082, 494975, 510205, 989950, 1020410, 1326533, 2551025, 2653066, 5102050, 6632665, 13265330, 33163325, 66326650]

約数ペア:

[(1, 66326650), (2, 33163325), (5, 13265330), (10, 6632665), (13, 5102050), (25, 2653066), (26, 2551025), (50, 1326533), (65, 1020410), (67, 989950), (130, 510205), (134, 494975), (325, 204082), (335, 197990), (650, 102041), (670, 98995), (871, 76150), (1523, 43550), (1675, 39598), (1742, 38075), (3046, 21775), (3350, 19799), (4355, 15230), (7615, 8710)]