20136078675

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 38068992000

約数和(自身を除く): 17932913325

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 89, 93, 155, 163, 199, 225, 267, 279, 445, 465, 489, 597, 775, 801, 815, 995, 1335, 1395, 1467, 1791, 2225, 2325, 2445, 2759, 2985, 4005, 4075, 4975, 5053, 6169, 6675, 6975, 7335, 8277, 8955, 12225, 13795, 14507, 14925, 15159, 17711, 18507, 20025, 24831, 25265, 30845, 32437, 36675, 41385, 43521, 44775, 45477, 53133, 55521, 68975, 72535, 75795, 88555, 92535, 97311, 124155, 126325, 130563, 154225, 159399, 162185, 206925, 217605, 227385, 265665, 277605, 291933, 362675, 378975, 442775, 449717, 462675, 486555, 549041, 620775, 652815, 796995, 810925, 1005547, 1088025, 1136925, 1328325, 1349151, 1388025, 1459665, 1647123, 2248585, 2432775, 2745205, 2886893, 3016641, 3264075, 3984975, 4047453, 4941369, 5027735, 6745755, 7298325, 8235615, 8660679, 9049923, 11242925, 13726025, 14434465, 15083205, 20237265, 24706845, 25138675, 25982037, 33728775, 41178075, 43303395, 45249615, 72172325, 75416025, 89493683, 101186325, 123534225, 129910185, 216516975, 226248075, 268481049, 447468415, 649550925, 805443147, 1342405245, 2237342075, 4027215735, 6712026225, 20136078675]

約数ペア:

[(1, 20136078675), (3, 6712026225), (5, 4027215735), (9, 2237342075), (15, 1342405245), (25, 805443147), (31, 649550925), (45, 447468415), (75, 268481049), (89, 226248075), (93, 216516975), (155, 129910185), (163, 123534225), (199, 101186325), (225, 89493683), (267, 75416025), (279, 72172325), (445, 45249615), (465, 43303395), (489, 41178075), (597, 33728775), (775, 25982037), (801, 25138675), (815, 24706845), (995, 20237265), (1335, 15083205), (1395, 14434465), (1467, 13726025), (1791, 11242925), (2225, 9049923), (2325, 8660679), (2445, 8235615), (2759, 7298325), (2985, 6745755), (4005, 5027735), (4075, 4941369), (4975, 4047453), (5053, 3984975), (6169, 3264075), (6675, 3016641), (6975, 2886893), (7335, 2745205), (8277, 2432775), (8955, 2248585), (12225, 1647123), (13795, 1459665), (14507, 1388025), (14925, 1349151), (15159, 1328325), (17711, 1136925), (18507, 1088025), (20025, 1005547), (24831, 810925), (25265, 796995), (30845, 652815), (32437, 620775), (36675, 549041), (41385, 486555), (43521, 462675), (44775, 449717), (45477, 442775), (53133, 378975), (55521, 362675), (68975, 291933), (72535, 277605), (75795, 265665), (88555, 227385), (92535, 217605), (97311, 206925), (124155, 162185), (126325, 159399), (130563, 154225)]