218554023745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1\times {\mathrm{1613}}^1$

素因数の和:2530

約数の個数: 64

約数和(自身を含む): 289915718400

約数和(自身を除く): 71361694655

約数列:

[1, 5, 19, 41, 43, 95, 205, 215, 779, 809, 817, 1613, 1763, 3895, 4045, 4085, 8065, 8815, 15371, 30647, 33169, 33497, 34787, 66133, 69359, 76855, 153235, 165845, 167485, 173935, 330665, 346795, 630211, 660953, 1256527, 1304917, 1317821, 1426267, 2843719, 3151055, 3304765, 6282635, 6524585, 6589105, 7131335, 14218595, 24793423, 27099073, 53501597, 54030661, 56111431, 123967115, 135495365, 267507985, 270153305, 280557155, 1016530343, 1066117189, 2300568671, 5082651715, 5330585945, 11502843355, 43710804749, 218554023745]

約数ペア:

[(1, 218554023745), (5, 43710804749), (19, 11502843355), (41, 5330585945), (43, 5082651715), (95, 2300568671), (205, 1066117189), (215, 1016530343), (779, 280557155), (809, 270153305), (817, 267507985), (1613, 135495365), (1763, 123967115), (3895, 56111431), (4045, 54030661), (4085, 53501597), (8065, 27099073), (8815, 24793423), (15371, 14218595), (30647, 7131335), (33169, 6589105), (33497, 6524585), (34787, 6282635), (66133, 3304765), (69359, 3151055), (76855, 2843719), (153235, 1426267), (165845, 1317821), (167485, 1304917), (173935, 1256527), (330665, 660953), (346795, 630211)]