69707720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 161663040

約数和(自身を除く): 91955320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 131, 212, 251, 262, 265, 424, 502, 524, 530, 655, 1004, 1048, 1060, 1255, 1310, 2008, 2120, 2510, 2620, 5020, 5240, 6943, 10040, 13303, 13886, 26606, 27772, 32881, 34715, 53212, 55544, 65762, 66515, 69430, 106424, 131524, 133030, 138860, 164405, 263048, 266060, 277720, 328810, 532120, 657620, 1315240, 1742693, 3485386, 6970772, 8713465, 13941544, 17426930, 34853860, 69707720]

約数ペア:

[(1, 69707720), (2, 34853860), (4, 17426930), (5, 13941544), (8, 8713465), (10, 6970772), (20, 3485386), (40, 1742693), (53, 1315240), (106, 657620), (131, 532120), (212, 328810), (251, 277720), (262, 266060), (265, 263048), (424, 164405), (502, 138860), (524, 133030), (530, 131524), (655, 106424), (1004, 69430), (1048, 66515), (1060, 65762), (1255, 55544), (1310, 53212), (2008, 34715), (2120, 32881), (2510, 27772), (2620, 26606), (5020, 13886), (5240, 13303), (6943, 10040)]