26921974490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{87811}}^1$

素因数の和:87915

約数の個数: 64

約数和(自身を含む): 53412175872

約数和(自身を除く): 26490201382

約数列:

[1, 2, 5, 10, 23, 31, 43, 46, 62, 86, 115, 155, 215, 230, 310, 430, 713, 989, 1333, 1426, 1978, 2666, 3565, 4945, 6665, 7130, 9890, 13330, 30659, 61318, 87811, 153295, 175622, 306590, 439055, 878110, 2019653, 2722141, 3775873, 4039306, 5444282, 7551746, 10098265, 13610705, 18879365, 20196530, 27221410, 37758730, 62609243, 86845079, 117052063, 125218486, 173690158, 234104126, 313046215, 434225395, 585260315, 626092430, 868450790, 1170520630, 2692197449, 5384394898, 13460987245, 26921974490]

約数ペア:

[(1, 26921974490), (2, 13460987245), (5, 5384394898), (10, 2692197449), (23, 1170520630), (31, 868450790), (43, 626092430), (46, 585260315), (62, 434225395), (86, 313046215), (115, 234104126), (155, 173690158), (215, 125218486), (230, 117052063), (310, 86845079), (430, 62609243), (713, 37758730), (989, 27221410), (1333, 20196530), (1426, 18879365), (1978, 13610705), (2666, 10098265), (3565, 7551746), (4945, 5444282), (6665, 4039306), (7130, 3775873), (9890, 2722141), (13330, 2019653), (30659, 878110), (61318, 439055), (87811, 306590), (153295, 175622)]