65277680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2729}}^1$

素因数の和:2778

約数の個数: 80

約数和(自身を含む): 170614080

約数和(自身を除く): 105336400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2729, 2990, 4784, 5458, 5980, 10916, 11960, 13645, 21832, 23920, 27290, 35477, 43664, 54580, 62767, 70954, 109160, 125534, 141908, 177385, 218320, 251068, 283816, 313835, 354770, 502136, 567632, 627670, 709540, 815971, 1004272, 1255340, 1419080, 1631942, 2510680, 2838160, 3263884, 4079855, 5021360, 6527768, 8159710, 13055536, 16319420, 32638840, 65277680]

約数ペア:

[(1, 65277680), (2, 32638840), (4, 16319420), (5, 13055536), (8, 8159710), (10, 6527768), (13, 5021360), (16, 4079855), (20, 3263884), (23, 2838160), (26, 2510680), (40, 1631942), (46, 1419080), (52, 1255340), (65, 1004272), (80, 815971), (92, 709540), (104, 627670), (115, 567632), (130, 502136), (184, 354770), (208, 313835), (230, 283816), (260, 251068), (299, 218320), (368, 177385), (460, 141908), (520, 125534), (598, 109160), (920, 70954), (1040, 62767), (1196, 54580), (1495, 43664), (1840, 35477), (2392, 27290), (2729, 23920), (2990, 21832), (4784, 13645), (5458, 11960), (5980, 10916)]