82706390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 169344000

約数和(自身を除く): 86637610

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 139, 199, 230, 278, 299, 398, 598, 695, 995, 1390, 1495, 1807, 1990, 2587, 2990, 3197, 3614, 4577, 5174, 6394, 9035, 9154, 12935, 15985, 18070, 22885, 25870, 27661, 31970, 41561, 45770, 55322, 59501, 83122, 119002, 138305, 207805, 276610, 297505, 359593, 415610, 595010, 636203, 719186, 1272406, 1797965, 3181015, 3595930, 6362030, 8270639, 16541278, 41353195, 82706390]

約数ペア:

[(1, 82706390), (2, 41353195), (5, 16541278), (10, 8270639), (13, 6362030), (23, 3595930), (26, 3181015), (46, 1797965), (65, 1272406), (115, 719186), (130, 636203), (139, 595010), (199, 415610), (230, 359593), (278, 297505), (299, 276610), (398, 207805), (598, 138305), (695, 119002), (995, 83122), (1390, 59501), (1495, 55322), (1807, 45770), (1990, 41561), (2587, 31970), (2990, 27661), (3197, 25870), (3614, 22885), (4577, 18070), (5174, 15985), (6394, 12935), (9035, 9154)]