78715665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2739

約数の個数: 64

約数和(自身を含む): 165150720

約数和(自身を除く): 86435055

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 2687, 3255, 4185, 5859, 8061, 9765, 13435, 18809, 24183, 29295, 40305, 56427, 72549, 83297, 94045, 120915, 169281, 249891, 282135, 362745, 416485, 507843, 583079, 749673, 846405, 1249455, 1749237, 2249019, 2539215, 2915395, 3748365, 5247711, 8746185, 11245095, 15743133, 26238555, 78715665]

約数ペア:

[(1, 78715665), (3, 26238555), (5, 15743133), (7, 11245095), (9, 8746185), (15, 5247711), (21, 3748365), (27, 2915395), (31, 2539215), (35, 2249019), (45, 1749237), (63, 1249455), (93, 846405), (105, 749673), (135, 583079), (155, 507843), (189, 416485), (217, 362745), (279, 282135), (315, 249891), (465, 169281), (651, 120915), (837, 94045), (945, 83297), (1085, 72549), (1395, 56427), (1953, 40305), (2687, 29295), (3255, 24183), (4185, 18809), (5859, 13435), (8061, 9765)]