261617067772

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{1229}}^1\times {\mathrm{3389}}^1$

素因数の和:5046

約数の個数: 48

約数和(自身を含む): 470742451200

約数和(自身を除く): 209125383428

約数列:

[1, 2, 4, 41, 82, 164, 383, 766, 1229, 1532, 2458, 3389, 4916, 6778, 13556, 15703, 31406, 50389, 62812, 100778, 138949, 201556, 277898, 470707, 555796, 941414, 1297987, 1882828, 2595974, 4165081, 5191948, 8330162, 16660324, 19298987, 38597974, 53217467, 77195948, 106434934, 170768321, 212869868, 341536642, 683073284, 1595226023, 3190452046, 6380904092, 65404266943, 130808533886, 261617067772]

約数ペア:

[(1, 261617067772), (2, 130808533886), (4, 65404266943), (41, 6380904092), (82, 3190452046), (164, 1595226023), (383, 683073284), (766, 341536642), (1229, 212869868), (1532, 170768321), (2458, 106434934), (3389, 77195948), (4916, 53217467), (6778, 38597974), (13556, 19298987), (15703, 16660324), (31406, 8330162), (50389, 5191948), (62812, 4165081), (100778, 2595974), (138949, 1882828), (201556, 1297987), (277898, 941414), (470707, 555796)]