20395920675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{3533}}^1$

素因数の和:3781

約数の個数: 96

約数和(自身を含む): 37693587456

約数和(自身を除く): 17297666781

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 155, 191, 195, 325, 403, 465, 573, 775, 955, 975, 1209, 2015, 2325, 2483, 2865, 3533, 4775, 5921, 6045, 7449, 10075, 10599, 12415, 14325, 17665, 17763, 29605, 30225, 37245, 45929, 52995, 62075, 76973, 88325, 88815, 109523, 137787, 148025, 186225, 229645, 230919, 264975, 328569, 384865, 444075, 547615, 674803, 688935, 1148225, 1154595, 1423799, 1642845, 1924325, 2024409, 2738075, 3374015, 3444675, 4271397, 5772975, 7118995, 8214225, 8772439, 10122045, 16870075, 20918893, 21356985, 26317317, 35594975, 43862195, 50610225, 62756679, 104594465, 106784925, 131586585, 219310975, 271945609, 313783395, 522972325, 657932925, 815836827, 1359728045, 1568916975, 4079184135, 6798640225, 20395920675]

約数ペア:

[(1, 20395920675), (3, 6798640225), (5, 4079184135), (13, 1568916975), (15, 1359728045), (25, 815836827), (31, 657932925), (39, 522972325), (65, 313783395), (75, 271945609), (93, 219310975), (155, 131586585), (191, 106784925), (195, 104594465), (325, 62756679), (403, 50610225), (465, 43862195), (573, 35594975), (775, 26317317), (955, 21356985), (975, 20918893), (1209, 16870075), (2015, 10122045), (2325, 8772439), (2483, 8214225), (2865, 7118995), (3533, 5772975), (4775, 4271397), (5921, 3444675), (6045, 3374015), (7449, 2738075), (10075, 2024409), (10599, 1924325), (12415, 1642845), (14325, 1423799), (17665, 1154595), (17763, 1148225), (29605, 688935), (30225, 674803), (37245, 547615), (45929, 444075), (52995, 384865), (62075, 328569), (76973, 264975), (88325, 230919), (88815, 229645), (109523, 186225), (137787, 148025)]